R=3600
D=1/2 D+ 3/5 D + 3600
D(10-5-3)/10=3600
D=5*3600
check that.
During a triathlon, Susan swims 1/4 of the total route and cycles 3/5 of the renaming route. She runs the rest of the route. If she runs 3,600 meters, find the total distance of the triathlon route?
1 answer