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Phổ biến Word Problems >

if Nelson traveled 3520 yards in 5 minutes, how far could he travel in 8 minutes at the same rate?

Lời Giải

i f N e l so n t r a v e l e d 3520 y a r d s in 5 min u t es, h o w f a r co u l d h e t r a v e l in 8 min u t es a t t h e s am e r a t e ?

Lời Giải

trip 2 distance : 5632

Các bước giải pháp

Given Time:

trip 1 : 5

trip 2 : 8

Given Distance:

trip 1 : 3520

Represent the speed in terms of

x :

trip 1 : x

trip 1 Speed x Time 5 Distance 3520

Write an equation for trip 1Distance = Speed

\cdot

Time

3520 = x \cdot 5

Giải

x, 3520 = x \cdot 5 : x = 704

speed : 704

Represent the distance in terms of

y :

trip 2 : y

trip 2 Speed 704 Time 8 Distance y

Write an equation for trip 2Distance = Speed

\cdot

Time

y = 704 \cdot 8

Giải

y, y = 704 \cdot 8 : y = 5632

trip 2 distance : 5632

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