Rita had $300 se spent 1/3 of her money on notebooks and 1/4 on staitionary items how much does she have left over?

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x