SOLUTION: it required 75 men 38 days to build a flood control dike. if 18 less men were employed, how much longer would it have taken to build the dike? show the solution.

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Question 344668: it required 75 men 38 days to build a flood control dike. if 18 less men were employed, how much longer would it have taken to build the dike? show the solution.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
You need 75%2A38 or 2850 man-days to complete the dike.
If you only have (75-18)57 men, then it would take,
N=2850%2F57=50 days to complete or (50-38)12 days longer.