Question 28980
LA to Boston Data:
rate=600mph;  Let time=x hrs
Then
Boston to LA Data:
rate =525mph;   time= x+1/2
EQuATION:
distance = distance
and distance =(rate)(time)
600x=525(x+1/2)
600x=525x+525/2
75x=525/2
x=7/2 hrs
Distance = 600(7/2)-2100 miles
Cheers,
Stan H.