The price of beans at a supermarket is shown in the table. Pounds of green beans, p 0.8 1.2. 1.5 0.6 Total cost, C $2.40 $3.60 $4.50 $1.80 Write an equation for the total cost C in dollars, of p pounds of green beans.​

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?

Ineed to know the answer to this algebra question.

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red