Quiz Discussion

 

A and B together can complete a task in 20 days. B and C together can complete the same task in 30 days. A and C together can complete the same task in 40 days. What is the respective ratio of the number of days taken by A when completing the same task alone to the number of days taken by C when completing the same task alone?

Course Name: Quantitative Aptitude

  • 1]

    2:5

  • 2]

    2:7

  • 3]

    3:7

  • 4]

    1:5

Solution
No Solution Present Yet

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# Quiz
1
Discuss

A can do a work in 15 days and B in 20 days. If they together work on it for 4 days, what fraction of the work will be left ? 

  • 1]

    1/13

  • 2]

    6/11

  • 3]

    9/17

  • 4]

    8/15

Solution
2
Discuss

16 men can finish a piece of work in 49 days. 14 men started working and 8 days they could finish certain amount of work. If it is required to finish the remaining work in 24 days. How many more men should be added to the existing workforce ?

  • 1] 21
  • 2] 28
  • 3] 16
  • 4] 14
Solution
3
Discuss

If 6 men and 8 boys can do a piece of work in 10 days and 26 men and 48 boys can do the same in 2 days then the time taken by 15 men and 20 boys to do the same type of work will be

  • 1]

    5 days

  • 2]

    4 days

  • 3]

    6 days

  • 4]

    7 days

Solution
4
Discuss

Two workers A and B are engaged to do a work. A working alone takes 8 hours more to complete the job than if both worked together. If B worked alone, he would need 41/2 hours more to complete the job than they both working together. What time would they take to do the work together ?

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

Some carpenters promised to do a job in 9 days but 5 of them were absent and remaining men did the job in 12 day. The original number of carpenters was ?

  • 1] 24
  • 2] 20
  • 3] 16
  • 4] 18
Solution
6
Discuss

A can do as much work as B and C together can do. A and B can together do a piece of work in 9 hours 36 minutes and C can do it in 48 hours. The time in hours that B needs to do the work alone, is ?

  • 1] 18 hours
  • 2] 24 hours
  • 3] 30 hours
  • 4] 12 hours
Solution
7
Discuss

12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?

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

P is thrice as good a workman as Q and together they finish a piece of work in 24 days. The number of days taken by P alone to finish the work is:

  • 1]

    25 days

  • 2]

    22 days

  • 3]

    32 days

  • 4]

    34 days

Solution
9
Discuss

There is a group of 5 boys and 2 girls. The two groups working together can do four times as much work as a boy and a girl. Ratio of working capacities of a boy and a girl is:

  • 1] 2 : 1
  • 2] 2 : 3
  • 3] 1 : 3
  • 4] 1 : 2
Solution
10
Discuss

Working efficiencies of P and Q for completing a piece of working are in the ratio 3 : 4. The number of days to be taken by them to complete the work will be in the ratio ?

  • 1] 3 : 2
  • 2] 2 : 3
  • 3] 3 : 4
  • 4] 4 : 3
Solution
# Quiz