Question 675475
use the equation
distance=speed * time
v=the speed
w=the wind
going with the wind 1000(v+w)(5) or 200=v+w
against the wind     500=(v-w)(5) or 100= v-w
add the two
300= 2v,v=150mph
subtract equation
100= 2w or w=50mph
answer is 50mph