The cost of producing an item is $500 at the break-even point. What is the income from selling the same item at the break-even point?
A: $0
B: $250
C: $500
D: $1,000

Fracisco's game involves 3 green, 2 yellow, 4 red, and 3 black marbles. if he randomly draws three marbles from the bag, without replacement, what is the probability that he will draw yellow, and then red, and then black? a)1/192 b)1/72 c)3/220 d)1/55