Question 584141
r*t=d
5*(t+20/60)=6*(t+4/60)
5*(t+1/3)=6*(t+1/15)
5t+5/3=6t+6/15
5t+25/15=6t+6/15
t=19/15
5*(19/15+20/60)=8 miles
and
6*(19/15+4/60)=8 miles