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شائع 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.

الحلّ

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 .

الحلّ

first hike r^{'} s speed : 3.3

second hike r^{'} s speed : 1.1

خطوات الحلّ

Translate the problem into an equation:

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

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

حلّ لـ:

x = \frac{33}{10}

speed جد

first hike r^{'} s speed : 3.3

second hike r^{'} s speed : 1.1

أمثلة شائعة

A number increased by 7 is less than 5 the sum of twice a number and 11 is equal to 55 What is the velocity of a plane that traveled 3,000 miles from New York to California in 4.5hr When six is subtracted from five times a number, the result is 9 The second of two numbers is 4 times the first. Their sum is 50. Find the numbers