For her club's fundraiser, Delecia is selling popcorn bags for S0.50 each. Which graph BEST represents the relationship between the number of popcorn bags she sells and the amount of money she will raise?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?