A company wants to manufacture rolls of toilet paper. The toilet paper roll is in the shape of a hollow cylinder with a diameter of 4.75 inches. The thickness of the paper is 1.7 inches. The height of the toilet paper roll is 3.9 inches. The toilet paper costs $.02 per cubic inch. How much will it cost to manufacture 50 rolls of toilet paper?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?