Pls help I need a good grade

Me. drysdale earned 906.25 in interest in one year on money that he had deposited in his local bank if the bank paid an interest rate of 6.25% how much money did mr. drysdale deposit

Which system of linear inequalities is graphed? can somebody pleasssse

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other