Question

if a plane can travel 500 miles per hour with the wind and 400 miles per hour against the wind, find the speed of the plane without a wind and speed of the wind?

Answer 1

450. The wind is 50 mph each way.

Answer 2

umm 900 mph and 750 mph :)

Answer 3

jk lol

Answer 4

try your own work maybee?

Answer 5

Speed of the plane s, windspeed w.
Speed with the wind:
s + w = 500
against the wind:
s - w = 400
Solve for s by adding those two equations:
2s = 900
s = 450