alexandra2008r alexandra2008r

21-01-2021
Mathematics

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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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tayariadams9 tayariadams9

21-01-2021

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.

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