The school library had 600 students check out books last week. this week that number increased by 15%. how many people checked out books this week?

Ineed i do not understand i'm only 8

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)