SOLUTION: If David walks at the rate of 5mph and jogs at the rate of 9mph and it takes 2 hours to cover a distance of 14 miles, how much time was spent jogging?
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Question 801948: If David walks at the rate of 5mph and jogs at the rate of 9mph and it takes 2 hours to cover a distance of 14 miles, how much time was spent jogging?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Distance equals rate times time, so if he jogged for 
miles, it must have taken him 
hours. Likewise, he walked for 
hours. The sum of these two times is 
hours.
Solve for , then calculate
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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