SOLUTION: Walking and Jogging: A student walks and jogs to college each day. She averages 5km/h walking and 9km/h jogging. The distance from the home to college is 8km, and she makes the

Question 154051This question is from textbook
: Walking and Jogging: A student walks and jogs to college each day. She averages 5km/h walking and 9km/h jogging. The distance from the home to college is 8km, and she makes the trip in 1 hour. How far does the student jog? This question is from textbook

Answer by orca(409) (Show Source): You can put this solution on YOUR website!
Let x be the distance the student jogs, the the distance the student walks is 8-x.
The time jogging is .
The time walking is
As the time jogging + the time walking = 1 hour, we have

Solving for x, we have
(multiply both sides by 45)\

so the student jogs miles.

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