The cafeteria at school surveyed 575 students about their favorite food. find the number of students that responded for each of the following. a.) chicken: 8% = how many students
b.) pizza: 52% = how many students
c.) burgers: 16% = how many students
d.) tacos: 24% = how many students

Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

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?