A builder decided to build a house in 50 days. He employed 150 men at the beginning and another 80 men after 20 days and completed the work in the stipulated time. If he had not employed the additional men, how many days behind schedule would it have been finished?
(1) 10 days (2) 12 days (3) 15 days (4) 16 days (5) 18 days
(1) 10 days (2) 12 days (3) 15 days (4) 16 days (5) 18 days
Watch this space for answer in a week.
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