Mathematics, 09.12.2020 01:00, panpanriser76

A diver is 20 feet below the surface of the water 15 seconds after he entered the water and 110 feet below the surface after 45 seconds. What is the rate of change in feet per second ?
3 feet per second
12 feet per second
5 feet per second
9 feet per second

Answers: 3

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A diver is 20 feet below the surface of the water 15 seconds after he entered the water and 110 feet...