Help with this math problems

Use the following scenario to answer questions 12-14. Kayla plays chess. Next week she will be competing in a tournament in which she will play 3 games. To win a trophy, she must win at least 2 games. 12, How many total possible outcomes can she have when she plays her 3 games? a) 6 b) 10 c) 8 d) 4 13. What is the probability she will win at least 2 games? a) 1/8 b) 3/8 c) 3/4 d) 1/2 14. What is the probability of winning a trophy? a) 1/2 b) 4/5 c) 4/6 d) 3/8