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A cross-country skier traveled at a rate of 40 miles per hour on downhills and 20 miles per hour on flat terrain while skiing a total 54 miles. If he skied for 2 hours, how many miles of downhills did he ski? PLEASE HELP

User Anglinb
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2 Answers

4 votes
Your answer would be 80 miles.
Hoped this helped!
Please put brainless answer, 1 away from getting goal of 5!
User Mr Hery
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So you know distance=rate(time). You could use the equation 40(x)+20(2-x)=54. After simplifying, you get x=7/10 or 0.7 hrs. Btw, x represents time downhill, while 2-x represents time on flat terrain since the total is 2. If you don't want to read all that, the answer is 0.7 hrs.
User Lang
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8.9k points
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