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The water level in a pool is reading at a depth of 60 inches. It will decrease at a rate of 7 inches per hour. What will the depth be after 3 hours?

The water level in a pool is reading at a depth of 60 inches. It will decrease at a rate of 7 inches per hour. What will the depth be after 3 hours?
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The water level in a pool is reading at a depth of 60 inches. It will decrease at a rate of 7 inches per hour. What will the depth be after 3 hours?

User Alex Sed
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2 Answers

3 votes
It is 21 because 7 times 3
User Consprice
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6 votes

Subtract 7 from 60 3 times, and your answer will be 39.

User Rischan
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