Painting school

Redecoration school had scheduled for four crew to 10 days. After two days a single worker ill. For how many days the school was painted when remain workers working with the same tempo?

Result

x =  12.667 d

Solution:

(2*4)/(4*10)+((x-2)*3)/(4*10)=1

0.075x = 0.95

x = 383 ≈ 12.666667

Calculated by our simple equation calculator.

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