and the question is?????
A mail-in sweepstakes posts the information in the table below. There is one grand prize, ten prizes of $100,000, and one hundred prizes of $1,000.
Enter values as dollars!
Probability of Winning Prize ($) 1/20,000,000 1,000,000 1/20,000,000 100,000 1/1,000,000 1,000
What do you mean by "winning"? Are you asking for the probability of winning any money at all? That is . If you want the mean value, that is a little more complicated, but not much- multiply each of those fractions by the value won, and add.