BPSC 65th Re Prelims Exam 17 Feb 2020 Solved Paper

Question : 147 of 150

Marks: +1, -0

Some people get a job completed in 12 days. By this, half of the work will be done twice by these people

Solution:

Let

x

people do the work

x{────────>}↖{\take}12

days

x{────────>}↖{\will \take}12/2

16days
Since work is half, so

2 x

people
will do work in

\frac{6}{2}=3

days

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