Two classrooms are to be built in a school and planned that 8 masons and labours shall complete them is 20 days. If the number of workers is increased up to 10, how many days will be taken in the completion of work?
- 26 days
- 36 days
- 16 days
- 15 days
Explanation
8 men can do work = 20 days
1 man can do this work = 8*20
10 men can do that work = [8*20]/10
=16 days
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