Quiz Discussion

25 men with 10 boys can do in 6 days as much work as 21 men with 30 boys can do in days. How many boys must help 40 men to do the same work in 4 days ?

Course Name: Quantitative Aptitude

  • 1] 5
  • 2] 10
  • 3] 20
  • 4] 40
Solution
No Solution Present Yet

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# Quiz
1
Discuss

If 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days, then 10 women complete it in ?

  • 1] 35 days
  • 2] 50 days
  • 3] 45 days
  • 4] 40 days
Solution
2
Discuss

639 persons can repair a road in 12 days working 5 hours a day. In how many days will 30 persons working 6 hours a day complete the work ?

  • 1] 210 days
  • 2] 213 days
  • 3] 214 days
  • 4] 215 days
Solution
3
Discuss

If the work done by (x - 1) men in (x + 1) days and the work done by (x + 2) men in (x - 1) days are in the ratio 9 : 10, then the value of x is equal to ?

  • 1] 5
  • 2] 6
  • 3] 7
  • 4] 8
Solution
4
Discuss

A contractor undertakes to make a road in 40 days and employs 25 men. After 24 days, he finds that only one-third of the road is made. How many extra men should he employ so that he is able to complete the work 4 days earlier ?

  • 1] 100
  • 2] 60
  • 3] 75
  • 4] None of these
Solution
5
Discuss

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in = ?

  • 1] 8 days
  • 2] 6 days
  • 3] 8 days
  • 4] 12 days
Solution
6
Discuss

If 72 men can build a wall of 280 m length in 21 days, how many men could take 18 days to build a similar type of wall of length 100 m ?

  • 1] 30
  • 2] 10
  • 3] 18
  • 4] 28
Solution
7
Discuss

A and B together can complete a work in 12 days. B and C together can complete the same work in 8 days and A and C together can complete it in 16 days. In total, how many days do A, B and C together take to complete the same work ?

  • 1]

    \({ \text{3}}\frac{5}{{12}}\)

  • 2]

    \({ \text{3}}\frac{9}{{13}}\)

  • 3]

    \({ \text{7}}\frac{5}{{12}}\)

  • 4]

    \({ \text{7}}\frac{5}{{13}}\)

Solution
8
Discuss

A man is twice as fast as a women and a woman is twice as fast as a boy in doing a work. If all of them, a man , a woman and a boy can finish the work in 7 days, a boy will do it alone ?

  • 1] 49 days
  • 2] 7 days
  • 3] 6 days
  • 4] 42 days
Solution
9
Discuss

If the expenditure of gas on burning 6 burners for 6 hours a day for 8 days is Rs. 450, then how many burners can be used for 10 days at 5 hours a day for Rs. 625 ?

  • 1] 12
  • 2] 16
  • 3] 4
  • 4] 8
Solution
10
Discuss

40 men can complete a piece of work in 18 days. Eight days after they started working together, 10 more men joined them. How many days will they now take to complete the remaining work ?

  • 1] 6 days
  • 2] 8 days
  • 3] 10 days
  • 4] 12 days
Solution
# Quiz