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Maths Puzzle
Numerical Ability
Time and Work
A takes twice as much time as B or thrice as much time to finish a piece of work.working together,they can finish the work in 2 days.B can do the work alone in????
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- b alone can do it in 3 days
- 10 years agoHelpfull: Yes(2) No(2)
- (a+b)'s 1 day work = 1/2
since a takes twice as b , ratio of time taken by a:b is 2b:b
1/2b+1/b=1/2
b=3
so b can do the work in 3 days...
- 10 years agoHelpfull: Yes(1) No(1)
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