Roofers 20413

Three roofers put the roofing on the roof in 8 days. How long will it take to get two more after three days?

Correct answer:

t =  6 d

Step-by-step explanation:


3·8=3·3+(3+2)·(t-3)

5t = 30


t = 30/5 = 6

t = 6

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