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Question 366404: John and Jim are going on a bike ride. On the trip to mill park, they ride at an average of 8 mph on a route that is 4 miles less than the route on the return trip. They travel 7 mph on the return trip. If it takes them 1hour longer to return than to go, how much total time do they spend riding their bikes?
Click here to see answer by mananth(12270)  |
Question 367116: The following system of equations is not linear. If you substitute u for 1/x and v for 1/y, for example, you can rewrite the system in linear form. Solve for u and v, then determine the values of x and y.
3/x+1/y=10
2/x-3/y=25
u=
v=
x=
y=
Click here to see answer by Fombitz(13828)  |
Question 367647: Joel spent 15hrs watching movies. The space adventures were 1.5hrs long and the mysteries were 2hrs long. He watched twice as many space adventures as mysteries. How much time did he spend watching space adventures?
Click here to see answer by amoresroy(333)  |
Question 367647: Joel spent 15hrs watching movies. The space adventures were 1.5hrs long and the mysteries were 2hrs long. He watched twice as many space adventures as mysteries. How much time did he spend watching space adventures?
Click here to see answer by mananth(12270)  |
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