SOLUTION: Hello I need some assistance with this one Ta. It is asking me to: Write a full solution for the following: A journey takes 1.5 hours longer at 50kph than it does at 75kph. Fin

Question 94100: Hello
I need some assistance with this one Ta. It is asking me to: Write a full solution for the following:
A journey takes 1.5 hours longer at 50kph than it does at 75kph. Find the length of the journey.
Thank you
Dave
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
50(t+1.5)=75t
50t+75=75t
75t-50t=75
25t=75
t=75/25
t=3 length of time for the trip.
75*3=225 k. is the length of the trip
proof
50*4.5=75*3
225=225

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