Bucket p has thrice the capacity as bucket Q. It takes 60 turns for bucket P to fill the empty drum. How many turns it will take for both the buckets p and q having each turn together to fill the empty drum:

Options
- 70
- 64
- 60
- 56

CORRECT ANSWER : 64

Discussion Board
answer breakup

amount of work done by both p and q using 1 bucket each(total = 2)
= (1/60)+(1/180) = 1/45
to complete work (work =1 ), no of buckets needed(n)
(cross multiply)
n*(1/45) = 1*2
n = 45*2 = 90


Vinay 02-19-2021 10:29 AM

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