Q-11
HELP PLEASE NO PICTURES PLEASE

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.)

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

At 6 1/2 cents per pound of string beans how much does 7 pounds cost