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A Contractor Finds That It Takes Julie 11 Hours to Construct

Question 119

Multiple Choice

A contractor finds that it takes Julie 11 hours to construct a wall of a certain size. It takes Leann 8 hours to construct the same wall. How long would it take if they worked together?


A) 1988\frac{19}{88} hours

B) 19 hours

C) 1 hour

D) 412194 \frac{12}{19} hours

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