SOLUTION: Ted walked for 120 mins and biked for 90 mins. He bikes four times faster than he walks. If the total distance travels is 32 miles, then what was his walking speed in miles per hou
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Question 878693: Ted walked for 120 mins and biked for 90 mins. He bikes four times faster than he walks. If the total distance travels is 32 miles, then what was his walking speed in miles per hour? Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! Ted walked for 120 mins and biked for 90 mins. He bikes four times faster than he walks. If the total distance travels is 32 miles, then what was his walking speed in miles per hour?
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let x=walking speed
4x=bike speed
distance=travel time*speed
120 min=2hrs
90 min=1.5 hr
...
120x+90*4x=32
2x+1.5*4x=32
8x=32
x=4
walking speed in miles per hour? 4
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