Given a map scale of 1 inch = 10 km, what is the distance between two mountains that measure 1.25 in. apart on the map?

41/2 - 1 1/3 what is the answer as a fraction?

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

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?