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Tamiku [17]
3 years ago
7

A window-washing crew can wash 10 windows per hour.

Mathematics
1 answer:
aleksklad [387]3 years ago
5 0
The answer is 20 hours.
If window washing crew can finish 10 windows per hour. Let;s solve how many hours will it take him to finish 200 windows.
=> 200 / 10 = 20 hours,
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