Question: 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?
Answer: 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 answer is 4.

Question: Cynthia wants floor-to-ceiling curtains made with an additional 5" of material so it will pool at the bottom. If her room is 8 feet tall, how long will the curtains need to be?
Answer: There are 12 inches in 1 foot and her room height is 8 feet so that's 12 * 8 = 96 inches tall. She wants an additional 5 inches of material added so the 96 inch long curtains will pool so she needs 5 + 96 = 101 inch long curtains. The answer is 101.

Question: Isabella and Alexis went to the mall to buy some pants and dresses. Alexis bought 3 times more pants and dresses than Isabella. If Alexis bought 21 pairs of pants and 18 dresses, how many pairs of pants and dresses did Isabella buy in total?
Answer: The number of pants Isabella bought is 21 / 3 = 7 pairs of pants. The number of dresses Isabella bought is 18 / 3 = 6 dresses. The total number of pants and dresses Isabella bought is 7 + 6 = 13. The answer is 13.

Question: Kristy baked cookies because her friends are coming over to her house. She ate 2 of them and gave her brother 1 cookie. Her first friend arrived and took 3 cookies. The second and third friends to arrive took 5 cookies each. If there are 6 cookies left, how many cookies did Kristy bake?
Answer:
There were 6 + 5 = 11 cookies left before the third friend took 5. There were 11 + 5 = 16 cookies left before the second friend took 5. There were 16 + 3 = 19 cookies left before the first friend took 3. There were 19 + 1 = 20 cookies left before Kristy gave 1 cookie to her brother. There were 20 + 2 = 22 cookies that Kristy baked. The answer is 22.