The height of a cylinder is twice the radius of its base.
What expression represents the volume of the cylinder, in
cubic units?
47x?
20x
rox? + 2x
O2 + x3

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

What numbers are included in the set of integers? what numbers are not included?

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase