chachis

Mickey bought 3 books from the bargain bin at his school's book fair and paid six dollars. If buying books from the bargain bin follows a direct variation, how much did his sister pay for the 4 books she bought?

Explain how to find the sum 8 + (-10) using game chips, then give the answer.

Explain how to find the sum negative sixty-five plus positive forty-one using a number line, then give the answer.

What happens to the mean, median and mode for the data shown if the outlier is eliminated? 38 33 38 32 33 6b 30

the outlier is suppose to be 6