SOLUTION: A student walks and jogs to
college each day. She averages 5 km/h walking and 9km/h
jogging. The distance from home to college is
8 km, and she makes the trip in 1 hr. How far d
Algebra.Com
Question 874918: A student walks and jogs to
college each day. She averages 5 km/h walking and 9km/h
jogging. The distance from home to college is
8 km, and she makes the trip in 1 hr. How far does the student jog?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
A student walks and jogs to
college each day. She averages 5 km/h walking and 9km/h
jogging. The distance from home to college is
8 km, and she makes the trip in 1 hr. How far does the student jog?
***
let x=jogging distance
8-x=walking distance
Travel time=distance/speed
..
LCD:45
5x+9(8-x)=45
5x+72-9x=45
4x=27
x=27/4
How far does the student jog? 27/4 km
RELATED QUESTIONS
A student walks and jogs to college each day. She averages 5km/h walking and 9km/h... (answered by ptaylor)
A student walks and jogs to college each day. she averages 5km/h walking and 9km/h... (answered by edjones)
A student walks and jogs to college each day. She averages 5km/h walking and 9km/h... (answered by ankor@dixie-net.com)
A student walks and jogs to college each day. She averages 5 km/h walking and 9km/h... (answered by stanbon)
A student walks and jogs to
college each day. She averages 5km/h walking and 9km/h... (answered by mananth)
Walking and Jogging: A student walks and jogs to college each day. She averages 5km/h... (answered by orca)
A student walks and jogs to college each day. She averages 5 km/h walking and 9 km/h... (answered by checkley71)
A student walks and jogs to college each day. She averages 5 km/h walking and 9 km/h... (answered by gonzo)
A student walks and jogs to college each day. she averages 5km/h walking and 9km/h... (answered by mananth)