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A window cleaner washed 38 windows in 2 hours . At this rate , how many windows did he clean in 7 hours .
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A window cleaner washed 38 windows in 2 hours . At this rate , how many windows did he clean in 7 hours .
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Mar 6, 2022
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A window cleaner washed 38 windows in 2 hours . At this rate , how many windows did he clean in 7 hours .
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He cleans 133 windows in 7 hours.
Explanation: he cleans 19 windows per hour, so if you multiply 19 times 7 hours you get 133.
Jim Mcnamara
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Mar 11, 2022
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