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15 men can complete a work in 210 days. ...

15 men can complete a work in 210 days. They started the work but at the end of 10 days, 15 additional men, with double efficiency, were in- ducted. How many days in all did they take to finish the work ?

A

`72""1/2` days

B

`84""3/4` days

C

`76""2/3` days

D

70 days

Text Solution

Verified by Experts

The correct Answer is:
C
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