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Popular Word Problems >

A family drives 4 1/2 miles in 1/10 of an hour. What is their rate of speed in miles per hour?

Solución

A f ami l y d r i v es 4 \frac{1}{2} mi l es in \frac{1}{10} o f an h o u r . Wha t i s t h e i r r a t e o f s p ee d in mi l es p er h o u r ?

Solución

speed : 45

Pasos de solución

Translate the problem into an equation:

\frac{9}{2} = x \frac{1}{10}

Resolver para

x, \frac{9}{2} = x \frac{1}{10} : x = 45

speed : 45

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