Solve the Problem $$0.07 \mathrm {~d} ^{3 / 2}$$ Describes the Duration of a Storm, in Hours, Whose Diameter

Solve the problem.
-The algebraic expression $$0.07 \mathrm {~d} ^{3 / 2}$$ describes the duration of a storm, in hours, whose diameter is d miles. Use a calculator to determine the duration of a storm with a diameter of 8 miles. Round to
The nearest hundredth.

A) 0.2 hr
B) 0.42 hr
C) 22.63 hr
D) 1.58 hr