CAT 2020 Exam Shift 3 Solved Paper

Question : 60 of 76

Marks: +1, -0

A contractor agreed to construct a

6 {km}

road in 200 days. He employed 140 persons for the work. After 60 days, he realized that only

1.5 {km}

road has been completed. How many additional people would he need to employ in or der to finish the work exactly on time?

Solution:

	Men	Tunnel	Days
Initial	140	1.5 km	60
Remaining	X	4.5 km	140

X=140 × \;{4.5}/{1.5} × \;{60}/{140}=180

Additional men required

=180-140=40

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