Time and Work Practice Test 2 with solutions

Question : 11 of 40

Marks: +1, -0

'A' can complete a piece of work in 12 days. 'A' and 'B' together can complete the same piece of work in 4 days. In how many days can 'B' alone complete the same piece of work?

18 days
15 days
8 days
6 days

Validate

Solution:

B's 1 day's work =

1/4 - 1/{12}

2/{12}

1/6

Hence, B alone will complete the work in 6 days.

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