If 3/4 of a ton of sand covers 2/5 of a playground, how many tons of sand are required to cover the entire playground

What is the result of the following division?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

Anita has a success rate of 80% on free throws in basketball. she wants to know the estimated probability that she can make exactly four of five free throws in her next game. how can she simulate this scenario? categorize each simulation of this scenario as correct or incorrect.