Six workers

Six workers planned to repair the roof in 5 days. After two days, two workers get sick. How long will the remaining workers complete the roof at the same rate?

Correct answer:

t =  4.5 d

Step-by-step explanation:


6·5 = 6·2 + (6-2)·t

4t = 18


t = 18/4 = 4.5

t = 9/2 = 4.5

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