what fraction of a square inch is the area of one side of a penny write your answer in simplest form 3/4

Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales

Tell whether the two rates form a proportion

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction