The water depth in a certain river is 78.7 feet (ft). During a 30-day period, the water depth in this river is predicted to increase by a minimum of 1 ft and a maximum of 3 ft.
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Math·Algebra·Linear equations in one variable
easyWhat is the predicted maximum water depth, in feet, during this time?
A
75.7
B
77.7
C
79.7
D
81.7