If Matt rides his bike 18 miles in 3 hours, how far does he ride his bike in 1 hour?

Question

If Matt rides his bike 18 miles in 3 hours, how far does he ride his bike in 1 hour?

1. 
   

Answer 1

18/3 = 6 miles in one hour

the ratios are constant, if his speed is constant

18miles/3 hours = X miles/1 hour, cross multiply

3X = 18

X = 18/3 = 6 miles