Question 729724
D=RT
312=R*3+(R+8)3
312=3R+3R+24
312-24=6R
288=6R
R=288/6
R=48 MPH FOR THE SLOWER CYCLIST.
48+8=56 MPH FOR THE FASTER CYCLIST.
PROOF:
312=48*3+56*3
312=144+168
312=312