163 girls and one 57 boys in school 27 girls and 33 boys play soccer what percentage of students play soccer

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

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?