SOLUTION: A painter can paint a house in 3 days. When his helper works with him, both men can paint the house in 2 days. How long will it take the helper, working alone, to paint the house?
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Question 411524: A painter can paint a house in 3 days. When his helper works with him, both men can paint the house in 2 days. How long will it take the helper, working alone, to paint the house?
Answer by rfadrogane(214) (Show Source): You can put this solution on YOUR website!
A painter can paint a house in 3 days. When his helper works with him, both men can paint the house in 2 days. How long will it take the helper, working alone, to paint the house?
Sol'n:
let x: the number of days the helper work alone
rate x time = 1
1/3+1/x=1/2
1/x=1/6
x = 6 days ----answer
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