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Mathematics Time and work MCQs for Competitive Exams SET-10
Mathematics multiple choice questions (MCQs) For all competitive exams

Mathematics MCQs for Competitive Exams
गणित बहुविकल्पीय प्रश्न

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.

Mathematics Time and work MCQs for Competitive Exams SET-10
गणित बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

Varma can read a book in k minutes. What part of the book can he read in 8 minutes?(k>8)

[A].   8 + k
[B].   8/k
[C].   k/8
[D].   (k - 8)/k


Question : 2

A, B and C can do a piece of work in 24 days, 30 days and 40 days respectively. They began the work together but C left 4 days before the completion of the work. In how many days was the work complete

[A].   5 days
[B].   4 days
[C].   7 days
[D].   11 days


Question : 3

A is twice as fast as B. If B alone can do a piece of work in 30 days, in what time can A and B together complete the work?

[A].   10
[B].   12
[C].   15
[D].   8


Question : 4

A can do a piece of work in 10 days and B can do the same work in 12 days. A and B worked together for 2 days. How many more days are required to complete the remaining work if they work together?

[A].   2(2/11)days
[B].   3(3/11)days
[C].   3(5/11)days
[D].   6(3/11)days


Question : 5

Sixty men can stitch 200 shirts in 30 days working 8 hours a day. In how many days can 45 men stitch 300 shirts working 6 hours a day?

[A].   60
[B].   90
[C].   70
[D].   80


Question : 6

Two persons A and B can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 3 days?

[A].   1/3
[B].   1/4
[C].   1/6
[D].   1/18


Question : 7

Twenty four men can do a work in 35 days. How many men are required to complete the work in 21 days?

[A].   38
[B].   40
[C].   36
[D].   42


Question : 8

A can do a piece of work in 21 days and B in 28 days. Together they started the work and B left after 4 days. In how many days can A alone do the remaining work?

[A].   12
[B].   10
[C].   16
[D].   14


Question : 9

A certain number of men can do a work in 65 days working 6 hours a day. If the number of men are decreased by one-fourth, then for how many hours per day should they work in order to complete the work

[A].   14
[B].   13
[C].   16
[D].   15


Question : 10

Thirty men can do a work in 24 days. In how many days can 20 men can do the work, given that the time spent per day is increased by one-third of the previous time?

[A].   30
[B].   28
[C].   24
[D].   None of these





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