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Beliebt Word Problems >

Leah can bicycle 92 miles in the same time as it takes her to walk 12 miles. She can ride 10 mph faster than she can walk. How fast can she walk?

Lösung

L e ah c an bi cyc l e 92 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 12 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 ?

Lösung

walking speed : 1.5

Schritte zur Lösung

Translate the problem into an equation:

\frac{92}{x + 10} = \frac{12}{x}

Löse nach

x, \frac{92}{x + 10} = \frac{12}{x} : x = \frac{3}{2}

Vereinfache

walking speed : 1.5

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