Asked by Gregory

Time(hr) Water level (ft)
0 50
2 40
4 30
6 20

Enter the rate of change of the water level in feet per hour.
Answered by Reiny
between which readings ?
Answered by Gregory
Time--------Water level

0---------------50
2---------------40
4---------------30
6---------------20

Enter the rate of change of the water level in feet per hour.
Answered by Reiny
notice for each increase of 2 units of tem, the level drops 10

rate of change = -10/2 ft/h
= -5 ft/hr
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