Billy rides his bike 3 times a week for exercise. Complete the rate chart below to find the number of miles Billy can travel in a certain number of hours.
Hours | Miles
1 | 3
2 | 6
3 | 9
4 | 12
5 | 15
6 | 18
7 | 21
8 | 24
9 | 27
10 | 30
1 | 3
2 | 6
3 | 9
4 | 12
5 | 15
6 | 18
7 | 21
8 | 24
9 | 27
10 | 30