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인기 있는 Word Problems >

A woman can bicycle 56 miles in the same time as it takes her to walk 16 miles. She can ride 10 mph faster than she can walk. How fast can she walk

해법

A w o man c an bi cyc l e 56 mi l es in t h e s am e t im e a s i t t ak es h er t o w a l k 16 mi l es . S h e c an r i d e 10 m p h f a s t er t han s h e c an w a l k . Ho w f a s t c an s h e w a l k

해법

walking speed : 4

솔루션 단계

Translate the problem into an equation:

\frac{56}{x + 10} = \frac{16}{x}

x

해결 대상

, \frac{56}{x + 10} = \frac{16}{x} : x = 4

walking speed : 4

인기 있는 예

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