CONTAINERS David is designing a cylindrical container. He wants the height of the container to be twice the length of the radius. Write an expression for the ratio of the volume of the container to the surface area of the container, where h is the height and r is the radius.

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?