SOLUTION: if 20 men can build a wall in 5 days how many men will be required to build the same wall in two days
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Question 1183913: if 20 men can build a wall in 5 days how many men will be required to build the same wall in two days
Found 2 solutions by greenestamps, ikleyn:
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!
Decreasing the number of days by a factor of x mean the number of workers needs to be increased by that same factor.
2/5 as many days means 5/2 as many men: 20*(5/2) = 50.
ANSWER: 50 men
Answer by ikleyn(52788) (Show Source): You can put this solution on YOUR website!
.
The entire job is 20*5 = 100 man-days.
To complete the job in 2 days, = 50 men are needed. ANSWER
Solved.
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