Evaluate the following expression at x=-6. 5x-8 A.-42
B.-41
C.-39
D.-38
E.-34

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?