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 66 pounds of food in 6 days. If the tiger continues to eat at the same rate, in how many more days will its total food consumtion be 121 pounds?
| 6 | |
| 9 | |
| 4 | |
| 5 |