Write each expression using a single exponent. x to the ninth over x squared

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 expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row