When you go to the store, does tax increase or decrease the cost of your items?

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21

Arectangle has a perimeter of 24 inches. if the width is 5 more than twice the length, what are the dimensions of the rectangle?

Build is 120 wide 20 feet high 48 feet long how many cubic feet and the volume