Time and Work Practice Test 4 with solutions

Question : 36 of 40

Marks: +1, -0

A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?

8 days
6 days
$5 1/2$ days
5 days

Validate

Solution:

B's 10 days' work =

{10}/{15}

2/3

Remaining part of work = 1 –

2/3

1/3

; which will be done by A alone.
A's 1 day's work =

1/{18}

Hence, time taken by A to complete the remaining work =

{1/3}/{1/{18}}

1/3 × 18

= 6 days.

Go to Question:

Prev Question

Next Question