Question 258026
Private plane is travelling at v mph
Jet is travelling at 4v mph
Time on jet is 1600/4v and time on private plane is 500/v
Total time is 6 = 1600/4v + 500/v
Multiply by 4v throughout and get
24v = 1600 + 2000 so
24v = 3600
v = 150
So Private plane travels at 150 mph and jet at 600
1600/600 = 2 2/3 hours
500/150 = 3 1/3 hours
Total = 6 hours