Q: Russel and Jen went to the circus. Jen played a shooting game twice, while Russel rode the carousel three times. If the shooting game costs 5 tickets and the carousel costs 3 tickets. How many tickets did they use?
A: Jen used 5 x 2 = 10 tickets in the shooting game. Russel used 3 x 3 = 9 tickets in the carousel. Therefore, they used 10 + 9 = 19 tickets in all. The answer is 19.

Q: Jeff has a shelter where he currently takes care of 20 cats. On Monday he found 2 kittens in a box and took them to the shelter. On Tuesday he found 1 more cat with a leg injury. On Wednesday 3 people adopted 2 cats each. How many cats does Jeff currently have in his shelter?
A: Counting the cats he had, the kittens he found, and the injured cat, Jeff had a total of 20 + 2 + 1 = 23 cats. 3 people took a total of 3 * 2 = 6 cats. After Wednesday, Jeff was left with 23 - 6 = 17 cats. The answer is 17.

Q: There are 30 fish in the tank. One third of them are blue, and half of the blue fish have spots. How many fish in the tank are blue, spotted fish?
A:
There are 30 / 3 = 10 blue fish. There are 10 / 2 = 5 blue spotted fish. The answer is 5.