I'm hoping someone can me understand how to solve 18

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

Asquare parking lot has 6,400 square meters what is the length in meters

Triangle xyz has vertices x(1,3), y(0,0)