Hope is performing her juggling act using several balls. she throws the balls up at an initial height of 4 feet, with a speed of 12 feet per second. if hope doesn't catch one of the balls, about how long does it take the ball to hit the floor? hint: use h(t) = −16t2 + vt + s. a. 6.25 seconds b. 1.15 seconds c. 1.00 second d. 0.22 second

What two consecutive odd integers have a sum of -28

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?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?