Time and Work Practice Test 4 with solutions

Question : 15 of 40

Marks: +1, -0

A, B and C can complete a piece of work in 24, 6 and 12 days respectively. In how many days will they together complete the same work?

Solution:

(A + B + C)'s 1 day's work =

1/{24}+1/6+1/{12}

7/{24}

Hence, they will complete the work in

{24}/7

3 3/4

days.

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