TET-CTET Mathematics MCQ #Set 9
Welcome to our exclusive collections of Mathematics multiple choice questions with answers. Mathematics is the Science of space, numbers magnitude, and measurement. Mathematics involves the conversion of abstract concepts into concrete form. Mathematics helps to develop the habit of self-confidence and self-reliance in children.It gives accurate and reliable knowledge. Thus, on the basis of above points, we can understand the nature of mathematics and draw the conclusion that the structure of mathematics is indeed the basis of its nature and is more strong as compared to the other school subjects. That is why its study is essential in school education.
Question 1-20
(A) 14.76 days
(B) 12.2 days
(C) 9.48 days
(D) 7.38 days
(2) . Two men and three women working 7 hours a day finish a work in 5 days. Four men and four women working 3 hours a day complete the work in 7 days. The number of days in which only 7 men working 4 hours
(A) 5 days
(B) 6 days
(C) 7 days
(D) 10 days
(3) . A can do a piece of work in 20 days. B in 15 days A and C in 12 days. In how many days can A finish the work if he is assisted by B on one day and C on the next, alternately?
(A) 10
(B) 8
(C) 6
(D) 4
(4) . If 12 men and 16 boys can do a piece of work in 5 days and 13 men together will 24 boys can do it in 4 days. Compare the daily work done by a man with that of a boy.
(A) 4:3
(B) 2:1
(C) 1:2
(D) 2:5
(5) . A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in
(A) 10 days
(B) 15 days
(C) 20 days
(D) 25 days
(6) . A is twice as good a workman as B and they took 7 days together to do the work B alone can do it in.
(A) 12 days
(B) 18 days
(C) 21 days
(D) 27 days
(7) . A can do half the work in one day where as B can do it full. B can also do half the work of C in one day. Ratio in their efficiency will be?
(A) 4:2:1
(B) 2:4:1
(C) 2:1:4
(D) 1:2:4
(8) . A can do a piece of work in 12 days. He worked for 15 days and then B completed the remaining work in 10 days. Both of them together will finish it in.
(A) 12 1/2 days
(B) 25 days
(C) 6 days
(D) 12 days
(9) . A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?
(A) 10 days
(B) 15 days
(C) 20 days
(D) 5 days
(10) . A can do a half of certain work in 70 days and B one third of the same in 35 days. They together will do the whole work in.
(A) 420 days
(B) 120 days
(C) 105 days
(D) 60 days
(11) . A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is
(A) 8/15
(B) 7/15
(C) 4/3
(D) 1/7
(12) . If 3 workers collect 48 kg of cotton in 4 days, how many kg of cotton will 9 workers collect in 2 days?
(A) 16
(B) 108
(C) 72
(D) 36
(13) . Anita, Indu and Geeta can do a piece of work in 18 days, 27 days and 36 days respectively. They start working together. After working for 4 days. Anita goes away and Indu leaves 7 days before the work
(A) 16 days
(B) 17 days
(C) 18 days
(D) 19 days
(14) . 15 men take 21 days of 8 hours each to do a piece of work. How many days of 6 hours each would 21 women take to do the same. If 3 women do as much work as 2 men?
(A) 10
(B) 20
(C) 30
(D) 40
(15). Some persons can do a piece of work in 12 days. Two times the number of these people will do half of that work in?
(A) 3 days
(B) 4 days
(C) 6 days
(D) 12 days
(16). A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take t
(A) 6 days
(B) 12 days
(C) 18 days
(D) 24 days
(17). Some persons can do a piece of work in 12 days. Two times the number of these people will do half of that work in?
(A) 3 days
(B) 4 days
(C) 6 days
(D) 12 days
(18). If 12 men and 16 boys can do a piece of work in 5 days and 13 men together will 24 boys can do it in 4 days. Compare the daily work done by a man with that of a boy.
(A) 4:3
(B) 2:1
(C) 1:2
(D) 2:5
(19). Two pipes X and Y can separately fill a cistern in 18 and 24 hours respectively. If they are turned on alternately for one hour each, how long will it take to fill the cistern?
(A) 20 hours 30 min
(B) 24 hours
(C) 18 hours 30 min
(D) 16 hours
(20). A and B can do a work in 5 days and 10 days respectively. A starts the work and B joins him after 2 days. In how many days can they complete the remaining work?
(A) 1 day
(B) 2 days
(C) 3 days
(D) 4 days
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