Sally can paint a room in 88 hours while it takes steve 33 hours to paint the same room. how long would it take them to paint the room if they worked together?

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.)

How do you convert 1.27 to a percentage

Is the figure congruent? yes or no?