Question 205157
D=RT
SEEING AS THE DISTANCES ARE THE SAME WE HAVE:
5R=3(R+24)
5R=3R+72
5R-3R=72
2R=72
R=72/2
R=36 MPH. IS THE SPEED OF THE FIRST TRAIN.
36+24=60 MPH. IS THE SPEED OF THE SECOND TRAIN.
PROOF:
5*36=3(60)
180=180