Sami's savings account earns 4% simple interest per year. If Sami starts with $500 in her account, how much money will she have in her account after four years?

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

Two numbers have a sum of -19. one number is x. what expression represents the other number?