The number of balls in the sports ground is listed below.

Football |
Basketball |
Baseball |
Volleyball |

25 |
20 |
15 |
5 |

Find the ratio of the followings. (Simplify your answers)

1) The number of footballs to the number of basketballs.

2) The number of baseballs to the number of volleyballs.

3) The number of footballs to the number of baseballs.

4) The number of basketballs to the number of baseballs to the number of volleyballs.

5) The number of volleyballs to the number of total balls.