Lupe can ride her bike at a rate of 20 mph when there is no wind. On one particular day, she rode 2 miles against the wind and n

Question

4 years ago

8

oticed that it took her the same amount of time as it did to ride 3 miles with the wind. How fast was the wind blowing

2 answers:

djverab [1.8K] · Answer 1 · 2021-12-29T06:48:45+03:00

6 0

2/20-w=3/20+w
40+2w=60-3w
5w=20
w=4mph

kipiarov [429] · Answer 2 · 2021-12-29T05:08:37+03:00

5 0

<span>Hint: let w=speed of wind in mph. Then 2/(20-w)=3/(20+w). Cross multiply and solve for w.</span>