Your are playing a baseball board game. You determine the results of an at-bat by drawing a card from a stack. The theoretical probability of drawing a “base hit” is 1/2 and there are 12 cards in the stack. How many of the cards represent base hits? Answer Quick please

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min