Mathematics, 12.11.2020 01:00, ayoismeisjuam

A scuba diver dove from the surface of the ocean to an elevation of -79 9/10 feet at a rate of -16 feet per minute. After spending 14 minutes at that elevation, the diver ascended to an elevation of -38 9/10 feet. The total time for the dive so far was 21 1/8 minutes. What was the rate of change in the diver's elevation during the ascent? Round your answer to the nearest hundredth.

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A scuba diver dove from the surface of the ocean to an elevation of -79 9/10 feet at a rate of -16 f...