A scuba divers dove from the surface of the ocean to an elevation of -59 9/10 feet at a rate of -14.1 feet per minute. After spending 12.25 minutes at that elevation, the diver ascended to an elevation of -38 9/10 feet. The total time for the dive so far was 19 1/8 minutes. What was the rate of change in the diver’s elevation during the ascent? Round your answer to the nearest hundredth.

A scuba divers dove from the surface of the ocean to an elevation of 59 910 feet at a rate of 141 feet per minute After spending 1225 minutes at that elevation class=