What is the ratio as a fraction in lowest term for $300 to $450 ?

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

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 statement about the annual percentage rate (apr) is not true?