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Question

# Ernie and Mike painted a fence together in $a$ hours. It would have taken Ernie $b$ hours to paint the fence by himself. What fraction of the fence did Ernie paint? What fraction of the fence did Mike paint?

Solution

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Answered 2 years ago
Answered 2 years ago
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In this problem, Ernie and Mike painted the fence together in $a$ hours. If Ernie worked alone, it would take him $b$ hours to complete the job. Therefore, Ernie's rate of work is $\dfrac{1}{b}$.

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