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3 men build a wall in 2 days.
How long will it take
a) 1 man
b) 2 men?

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Sagot :

Answer:

Step-by-step explanation:

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The number of man-days required for the wall is 3 x 2 = 6
Assuming each man consistently produces the same amount of effort
then 1 man will take 6/1 = 6 days
and 2 men will take 6/2 = 3 days