Ben's auto dealer had a sale on saturday for its new cars. by 10 a. m. 30% of the new cars had been sold. what decimal represents the percent of cars that have not been sold by 10 a. m.?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total