Jemma has 24 balls. out of the 24 balls, 12 are yellow, 4 are pink, and the rest are red. what is the ratio of the number of red balls to the number of balls that are either yellow or pink?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Two numbers have a sum of -19. one number is x. what expression represents the other number?