# math

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at 2 p.m., the level of the water in the pool was 10 feet. at 6 p.m., the level of water was 2 feet. find the constant rate of change in the water.

• math -

In 4 hours the water level dropped 8 feet.

8/4 = 2 feet per hour

• math -

2 feet/ hour

• math -

10/2=2/6 so 8/4=2ft per hr

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