Solve the proportion
2/r = 12/18​

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?

Explain how you would construct a perpendicular bisector of wx using a compass and a straightedge. (13 points)

Haley is considering taking out an 8 year loan with monthly payment of $125 at an apr of 4.7, compounded monthly, and this equates to a loan of $9985.95 assuming that haley’s monthly payment and the apr of the loan remain fixed, which of these is a correct statement ? apex