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Showing posts with label chemistry. Show all posts
Showing posts with label chemistry. Show all posts

HPTET-Chemistry-Mock-Test-18

 TET-CTET Chemistry MCQ Type Questions Set-18

TET-CTET Chemistry MCQ Type Questions Set-18

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Carbon forming Carbon monoxide is an example of …………..
(A)  Spontaneous
(B)  Rapid combustion
(c)  Incomplete combustion
(D)  Both (Opt1) and (Opt3)


(2) Rusting of iron is an example of what combustion?
(A)  Rapid
(B)  Slow
(c)  Incomplete
(D)  Spontaneous


HPTET-Chemistry-Mock-Test-17

 TET-CTET Chemistry MCQ Type Questions Set-17

TET-CTET Chemistry MCQ Type Questions Set-17

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Carbon forming Carbon monoxide is an example of …………..
(A)  Spontaneous
(B)  Rapid combustion
(C)  Incomplete combustion
(D)  Both (Opt1) and (Opt3)


(2) Rusting of iron is an example of what combustion?
(A)  Rapid
(B)  Slow
(C)  Incomplete
(D)  Spontaneous


HPTET-Chemistry-Mock-Test-16

 TET-CTET Chemistry MCQ Type Questions Set-16

TET-CTET Chemistry MCQ Type Questions Set-16

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Charcoal is a
(A)  Gaseous fuel
(B)  Liquid fuel
(C)  Solid fuel
(D)  None of these


(2) Among other things a good fuel should have a ………………
(A)  high calorific
(B)  high temperature
(C)  low calorific value
(D)  low temperature


HPTET-Chemistry-Mock-Test-15

 TET-CTET Chemistry MCQ Type Questions Set-15

TET-CTET Chemistry MCQ Type Questions Set-15

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Water is used to extinguish fire because it ……………..
(A)  Lowers the ignition temperature of the burning substance
(B)  Raises the ignition temperature of the burning substance
(C)  Cools the burning substance to a temperature below its ignition temperature
(D)  Conducts heat


(2) Which of the following you will choose for extinguishing fire?
(A)  Dry powder type extinguisher
(B)  Soda acid extinguisher
(C)  Liquid carbon dioxide extinguisher
(D)  A spray of water


HPTET-Chemistry-Mock-Test-14

 TET-CTET Chemistry MCQ Type Questions Set-14

TET-CTET Chemistry MCQ Type Questions Set-14

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) The main component of biogas is ……………..
(A)  ethane
(B)  methane
(C)  propane
(D)  butane


(2) Ethyl alcohol is a ……………
(A)  Gaseous fuel
(B)  Solid fuel
(C)  Liquid fuel
(D)  None


HPTET-Chemistry-Mock-Test-13

 TET-CTET Chemistry MCQ Type Questions Set-13

TET-CTET Chemistry MCQ Type Questions Set-13

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) The main component of biogas is ……………..
(A)  ethane
(B)   methane
(C)  propane
(D)  butane


(2) Ethyl alcohol is a ……………
(A)  Gaseous fuel
(B)   Solid fuel
(C)  Liquid fuel
(D)  None


HPTET-Chemistry-Mock-Test-12

 TET-CTET Chemistry MCQ Type Questions Set-12

TET-CTET Chemistry MCQ Type Questions Set-12

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Sun produces heat and light through …………………
(A)  Nuclear reactions
(B)  Combustion
(C)  Inflammation
(D)  Fractional distillation


(2) Which of the following is not true about combustion?
(A)  Combustion occurs only in the presence of oxygen
(B)  The substances get oxidized in combustion
(C)  It produces light and heat
(D)  Both (Opt1) and (Opt3)


HPTET-Chemistry-Mock-Test-11

 TET-CTET Chemistry MCQ Type Questions Set-11

TET-CTET Chemistry MCQ Type Questions Set-11

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Burning of phosphorous is an example of ………………
(A)  Rapid combustion
(B)   Slow combustion
(C)  Spontaneous combustion
(D)  Incomplete combustion


(2) Charcoal is a
(A)  Gaseous fuel
(B)   Liquid fuel
(C)  Solid fuel
(D)  None of these


HPTET-Chemistry-Mock-Test-10

 TET-CTET Chemistry MCQ Type Questions Set-10

TET-CTET Chemistry MCQ Type Questions Set-10

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) The soft coal is …………..
(A)  Lignite
(B)  Bituminous
(C)  Anthracite
(D)  none


(2) When coal is heated in the absence of oxygen, the process is called ……………..
(A)  Destrictive distillation
(B)  Distillation simple distillation
(C)  Stem distillation
(D)  none


HPTET-Chemistry-Mock-Test-9

 TET-CTET Chemistry MCQ Type Questions Set-9

TET-CTET Chemistry MCQ Type Questions Set-9

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) ………………. Is in ultra cold liquid form
(A)  LPG
(B)  CNG
(C)  LNG
(D)  none


(2) 90% of natural gas is …………….
(A)  Ethane
(B)  Hydrogen
(C)  Methane
(D)  none


HPTET-Chemistry-Mock-Test-8

 TET-CTET Chemistry MCQ Type Questions Set-8

TET-CTET Chemistry MCQ Type Questions Set-8

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Which clothes can be used in winter ………………..
(A)  Cotton
(B)  Silk
(C)  Synthetic
(D)  Woollen


(2) .…………… clothes can be used in summer
(A)  Jute
(B)  Nylon
(C)  Woollen
(D)  Cotton


HPTET-Chemistry-Mock-Test-7

 TET-CTET Chemistry MCQ Type Questions Set-7

TET-CTET Chemistry MCQ Type Questions Set-7

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) The only material which can be recycled to 100% is ……………….
(A) polythene bag
(B) glass
(C) bakelite
(D) cement


(2) Which of the following is a thermosetting plastic ………………..
(A) Polythene
(B) Plastic bucket
(C) Plastic comb
(D) Switches


HPTET-Chemistry-Mock-Test-6

 TET-CTET Chemistry MCQ Type Questions Set-6

TET-CTET Chemistry MCQ Type Questions set-6

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Which of the following change is non-periodic?
(A) heart beat
(B) earth quake
(C) occurrence of day and night
(D) oscillation of pendulum


(2) Dissolution of washing soda in water is ……………….
(A) exothermic change
(B) irreversible change
(C) undesirable change
(D) slow change


HPTET-Chemistry-Mock-Test-5

 TET-CTET Chemistry MCQ Type Questions Set-5

TET-CTET Chemistry MCQ Type Questions set-5

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Which of the following is a non-periodical change?
(A) Oscillation of pendulum
(B) Phases of moon
(C) Occurrence of day and night
(D) Earthquake


(2) Changes that are useful are called …………….. changes
(A) Undesirable
(B) Desirable
(C) Periodic
(D) Irreversible


HPTET-Chemistry-Mock-Test-4

 TET-CTET Chemistry MCQ Type Questions Set-4

TET-CTET Chemistry MCQ Type Questions set-4

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Which of the following statement is correct?
(A) Our body loses weight in space
(B) Our body gains weight in space
(C)Our eye sight becomes dull
(D)All are correct


(2) Which of the following is not a fast change?
(A) Combustion of petrol
(B) Burning of paper
(C) Glowing of an electric bulb
(D) Germination of seed


HPTET-Chemistry-Mock-Test-3

 TET-CTET Chemistry MCQ Type Questions Set-2

TET-CTET Chemistry MCQ Type Questions set-3

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) The fluorescent material used in the cathode ray tube is …………….
(A)Zinc sulphide
(B)Zinc oxide
(C)Zinc chloride
(D)Zinc sulphate


(2) The other name of anode rays is ………………
(A) Canal rays
(B) Cathode rays
(C) Gamma rays
(D) X rays


HPTET-Chemistry-Mock-Test-2

 TET-CTET Chemistry MCQ Type Questions Set-2

TET-CTET Chemistry MCQ Type Questions set-2

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve. All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) Atom is the ………….. particle that takes part in chemical reaction
(A) smallest
(B) largest
(C) medium
(D) passive


(2) The Law of Definite Proportions is given by ……………..
(A) Proust
(B) Lavoisier
(C) Dalton
(D) Gay Lussac


HPTET-Chemistry-Mock-Test-1

 TET-CTET Chemistry MCQ Type Questions SET-1

TET-CTET Chemistry MCQ Type Questions

Welcome to our exclusive collections of chemistry multiple choice questions with answers. Here we are providing you hundreds of chemistry question to solve.
All questions are of multiple choice type.

If you are planning to qualify teacher eligibility test,TET, CTET, all India state TET, JEE Main, NEET UG, AIPMT, AIIMS, AFMC, DPMT, BHU, IP MBBS, JIPMER, State PMT, MHT , you can practice these question papers online. We have taken all the necessary care to provide you with genuine question papers and the answers from reliable sources. Hope our labors server student’s community in better way.

Following chemistry multiple choice objective type questions and answers will help you in many competitive written examinations and interview like TET, CTET UPSE, SSC etc.exams. Chemistry MCQ Type Questions, Model practice papers, Sample and Mock Test Question Paper, All these chemistry MCQ question are based on the syllabus for your better exam preparation. If you need more chemistry MCQ Type questions sample or model practice papers, you can request us by just post a comment.

Question 1-10

(1) .………………. Reacts with haemoglobin
(A) Carbon dioxide
(B) Nitrogen oxide
(C) Sulphurdioxide
(D) Carbon monoxide


(2) Air contains ……………… percentage of nitrogen
(A) 0.03
(B) 20.9
(C) 78
(D) 50