If 20 men can build a 112 metre long wall in 6 days, what will be the length of similar wall that can be built by 25 men in 3 days?
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Answer: 70
Step-by-step explanation:
20 men can build 56m long in 3 days (112/2=56)
So 25 (20*5/4) can make a wall of height 56*5/4=70
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