SOLUTION: Two houses painters can paint 3 houses in 4 hours. How long would it take 5 house painters to paint 2 houses if they work at the same rate as the 2 house painters?
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Question 628102: Two houses painters can paint 3 houses in 4 hours. How long would it take 5 house painters to paint 2 houses if they work at the same rate as the 2 house painters? Answer by richwmiller(17219) (Show Source):
You can put this solution on YOUR website! 3 houses take 8 man hours
each house takes 8/3 man hours
so we need 2*8/3 man hours for two houses
16/3 man hours divided by 5
16/3/5=
16/15 hours for 5 painter to paint 2 houses