Question 119379
seeing as the times are the same we have the following equation
325/(r+25)=200/r cross multiplying we get:
325r=200(r+25)
325r=200r+5000
325r-200r=5000
125r=5000
r=5000/25
r=40 mph for the slower train.
40+25=65 for the faster train.
proof
325/65=200/40
5=5