Last one.. the interest rate on a car loan has increased 50% over the last 10 years and is now 9%. what was the rate 10 years ago?

Which expressions are equivalent to the one below? check all that apply. 25x/5x a. 5x b. 5 c. 5x•5x/5x d. 25x e. (25/5)^x f. (25-5)^x

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.