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Phổ biến Word Problems >

Julia walks 1/2 mile in each 1/4 hour. She continues to walk at the same pace. At this rate, how far will she walk in 1 hour?

Lời Giải

J u l ia w a l k s 1/2 mi l e in e a c h 1/4 h o u r . S h e co n t in u es t o w a l k a t t h e s am e p a ce . A t t hi s r a t e, h o w f a r w i ll s h e w a l k in 1 h o u r ?

Lời Giải

trip 2 distance : 2

Các bước giải pháp

Given Time:

trip 1 : \frac{1}{4}

trip 2 : 1

Given Distance:

trip 1 : \frac{1}{2}

Represent the speed in terms of

x :

trip 1 : x

trip 1 Speed x Time \frac{1}{4} Distance \frac{1}{2}

Write an equation for trip 1Distance = Speed

\cdot

Time

\frac{1}{2} = x \frac{1}{4}

Giải

x, \frac{1}{2} = x \cdot \frac{1}{4} : x = 2

speed : 2

Represent the distance in terms of

y :

trip 2 : y

trip 2 Speed 2 Time 1 Distance y

Write an equation for trip 2Distance = Speed

\cdot

Time

y = 2 \cdot 1

Giải

y, y = 2 \cdot 1 : y = 2

trip 2 distance : 2

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