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Time and work Practice Questions & Answers

-1 vote

 A is thrice good a workman as B and therefore is able to finish a job in 60 days less than B. Working together they can do it in?

Asked on by Guest | Votes -1

 A is thrice good a workman as B and therefore is able to finish a job in 60 days less than B. Working together they can do it in?

A).

20

B).

22 ½

C). 25 

D).

 30

21 vote

 A can do piece of work in 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?

Asked on by Guest | Votes 21

 A can do piece of work in 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). 15

B). 20

C). 25

D). 30

17 vote

 A can do a piece of work in 4hrs.B and C together can do it 3 hrs while A and C can do it in 2 hrs how long it will take for B?

Asked on by Guest | Votes 17

 A can do a piece of work in 4hrs.B and C together can do it 3 hrs while A and C can do it in 2 hrs how long it will take for B?

A). 8

B). 10

C). 12

D). 24

1 vote

 A and B can do a piece of work in 5 days; B and C can do it in 7 days and A and C can do it in 4 days who among these will take least time if put to do it alone?

Asked on by Guest | Votes 1

 A and B can do a piece of work in 5 days; B and C can do it in 7 days and A and C can do it in 4 days who among these will take least time if put to do it alone?

A). A

B). B

C). C

D).

data inadequate

0 vote

 A and B can do a piece of work in 72 days; B and C can do it in 120 days; A and C can do it in 90 days In what time can A alone do it?

Asked on by Guest | Votes 0

 A and B can do a piece of work in 72 days; B and C can do it in 120 days; A and C can do it in 90 days In what time can A alone do it?

A). 80

B). 100

C). 120

D). 150