Một bể nước hình lập phương, không có nắp. Người ta đo trong lòng bể có cạnh 1,2 m. Bể đó đựng số l nước là

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.)

Simplify. 3(4+4x) (type your answer in with no spaces)

Marcy is conducting a study regarding the amount of time students at her school spend talking to friends online. which group would give marcy the best results for her study?