Problema Solution
At maximum speed, an airplane travels 2400 miles against the wind in 6 hours. Flying with the wind, the plane can travel the same distance in 5 hours.
Answer provided by our tutors
distance = velocity*time
V is velocity of wind
2400 = (v-V)*6
v-V = 2400/6 = 400
WHILE FLYING WITH WIND
2400 = (v+V)*5
v+V = 2400/5 = 480
on solving two eqns
2v = 880
v = 440 miles/hour
so V = 440 -400 = 40 miles/hour
= 13200 miles/hour
V = 13200 -