A storm dropped 5 inches of rain in the first thirty minutes. In the next 30 minutes, the hurricane dropped half that amount of rain. It then dropped 1/2 inch of rain for the next hour. What was the average rainfall total for the duration of the storm?
Please answer the following question by reasoning step-by-step.
4
The storm dropped 5 inches then half that amount so 5 / 2 = 2.

5 inches.

The next hour the storm dropped 1 / 2 inch of rain for 1 hour so 1 *.

5 =.

5 inches.

All total the storm dropped 5 inches + 2.

5 inches +.

5 inch for = 8 inches.

It rained for 2 hours total so 8 / 2 = 4 inches of rain per hour.

.

The final answer: 4