9+ 10?

i'm 5 years old idk what i'm using buh fu

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points