A rate is a ratio that compares two related quantities. Common rates are speed = \({distance \over time}\), flow = \({amount \over time}\), and defect = \({errors \over units}\).
A tiger in a zoo has consumed 54 pounds of food in 9 days. If the tiger continues to eat at the same rate, in how many more days will its total food consumtion be 72 pounds?
| 3 | |
| 2 | |
| 5 | |
| 8 |