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Popular Word Problems >

Two hikers are 44 miles apart and walking toward each other. They meet in 10 hours. Find the rate of each hiker if one hiker walks 2.2 mph faster than the other.

Solução

Tw o hik ers a re 44 mi l es a p a r t an d w a l kin g t o w a r d e a c h o t h er . T h ey m ee t in 10 h o u rs . F in d t h e r a t e o f e a c h hik er i f o n e hik er w a l k s 2.2 m p h f a s t er t han t h e o t h er .

Solução

first hike r^{'} s speed : 3.3

second hike r^{'} s speed : 1.1

Passos da solução

Translate the problem into an equation:

x \cdot 10 + (x - 2.2) \cdot 10 = 44

Resolver para

x, x \cdot 10 + (x - 2.2) \cdot 10 = 44 : x = \frac{33}{10}

Encontrar speed

first hike r^{'} s speed : 3.3

second hike r^{'} s speed : 1.1

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