Time(hr) Water level (ft)

Question

0 50
2 40
4 30
6 20

Enter the rate of change of the water level in feet per hour.

Answer 1

between which readings ?

Answer 2

Time--------Water level

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

Enter the rate of change of the water level in feet per hour.

Answer 3

notice for each increase of 2 units of tem, the level drops 10

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