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Populaire Word Problems >

Two hikers, Alan and Ben, are 21 miles apart and walking towards each other. They meet in 6 hours. Find the rate of each hiker if Ben walks 0.3 mph faster than Alan.

Solution

Tw o ​ hik ers, A l an an d ​ B e n, a re 21 mi l es a p a r t an d w a l kin g t o w a r d s e a c h o t h er . T h ey m ee t in 6 h o u rs . F in d t h e r a t e o f e a c h hik er i f B e n w a l k s 0.3 m p h f a s t er t han A l an .

Solution

first hike r^{'} s speed : 1.9

second hike r^{'} s speed : 1.6

étapes des solutions

Translate the problem into an equation:

x \cdot 6 + (x - 0.3) \cdot 6 = 21

Solutionner pour

x, x \cdot 6 + (x - 0.3) \cdot 6 = 21 : x = 1.9

Trouver speed

first hike r^{'} s speed : 1.9

second hike r^{'} s speed : 1.6

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