Question

A contractor estimated that his team of 15 men can construct a bridge in 100 days if there was no rain. (Assume the team does work on rainy day and rain is the only factor that can deter the team from working). However, on 51st day, after 5 days of rain, he hired 5 more people and finished the project early. If the job was done in; days, how many days after day 50 had rain?
A) 6
B) 8
C) 9
D) 5

Answer 1

The answer is 5.

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