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donnie1999
 one year ago
WILL FAN AND MEDAL
At maximum speed, an airplane travels 1720 miles against the wind in 5 hours. Flying with the wind, the plane can travel the same distance in 4 hours.
Let x be the maximum speed of the plane and y be the speed of the wind. What is the speed of the plane with no wind?
donnie1999
 one year ago
WILL FAN AND MEDAL At maximum speed, an airplane travels 1720 miles against the wind in 5 hours. Flying with the wind, the plane can travel the same distance in 4 hours. Let x be the maximum speed of the plane and y be the speed of the wind. What is the speed of the plane with no wind?

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donnie1999
 one year ago
Best ResponseYou've already chosen the best response.1There are no answer choices this time :(

anonymous
 one year ago
Best ResponseYou've already chosen the best response.01720/x=5 5x=1720 x=1720/5 x=344 mph against the wind. 1720/y=4 4y=1720 y=1720/4 y=430 mph. with the wind. (430344)/2 86/2=43 mph. is the speed of the wind. 344+43=387 43043=387 mph. speed of the plane in still air.

donnie1999
 one year ago
Best ResponseYou've already chosen the best response.1so the answer is 387?
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