Marcus is laying pavers to build a patio in his backyard. Each square paver measures 2 feet on each side. He would like the patio to be 20 feet by 4 feet.
Area of a square formula A = s2.
Area of a rectangle formula A = lw.

How many pavers does Marcus need to build the patio?

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

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?