2.) A microscope is set so it makes an object appear 5 x 102 times larger that it's actual size. A virus has a diameter o6 1.8 x 10-6 meter . How large will the drameter of the ytrus appear when viewed under the mīcroscope?

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

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?