If h = 8 units and r= 5 units, then what is the approximate volume of the cone shown above? O A.50 cubic units
OB.106.67 cubic units
OC. 66.677 cubic units
OD 200 cubic units

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.