SOLUTION: A six-passenger plane cruises at 180MPH in calm air if the plane flies 7 miles with the wind in the same amount of time as it flies 5 miles against the wind, then what is the wind
Algebra.Com
Question 304551: A six-passenger plane cruises at 180MPH in calm air if the plane flies 7 miles with the wind in the same amount of time as it flies 5 miles against the wind, then what is the wind speed?
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
(time) = (distance) / (rate)
7 / (180 + w) = 5 / (180 - w)
"cross" multiplying ___ 1260 - 7w = 900 + 5w
360 = 12w ___ 30 = w
RELATED QUESTIONS
A six-passenger plane cruises at 180mph in calm air. If the plane flies 7 miles with the (answered by stanbon)
A six passenger plane cruises at 180mph in calm air. If the plane flys 7 miles with the... (answered by checkley77)
a six passenger plane cruises at 180 mph in calm air. If the plane flies 7 miles with... (answered by Paul)
A six passenger plane cruises at 180 mph in calm air. If the plane flies 7 miles with the (answered by ptaylor)
A six passenger plane cruises at 180 mph in calm air. If the plane flies 7 miles with the (answered by solver91311,nyc_function)
A six-passenger plane cruises at 180 mph in
calm air. If the plane flies 7 miles with... (answered by Fombitz)
A six-passenger plane cruises at 180 mph in
calm air. If the plane flies 7 miles with... (answered by mananth)
A plane cruises at 180mph in calm air. If the plane flies 7 miles with the wind in the... (answered by RAY100)
A six passenger plane cruises at 180mph in calm air. If the plane flies 7 miles with the... (answered by checkley77)