THERE ARE 32 UNICORNS IN TOTAL. THERE ARE 12 MORE UNICORNS WITH
GOLD HORNS THAN UNICORNS WITH
PURPLE HORNS

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

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?

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?