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Solve the word problem.

The formula d = rt gives the distance traveled in time t at rate r. A delivery truck drives for 1.5 hours and travels 76 miles.

What was the average speed of the truck?

A.
38 miles per hour

B.
50.7 miles per hour

C.
74.5 miles per hour

D.
114 miles per hour

Sagot :

Luanaidn
[tex]d=rt\ \ \to\ \ r=\frac{d}{t}\\\\r=\frac{76}{1.5}\\\\r=50.66\ \frac{m}{h}\approx50.7\ \frac{m}{h}\\\\Answer\ B[/tex]
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