12% of the cars sold by Car Dealer A were hybrid cars.
20% of the cars sold by Car Dealer B were hybrids.

Which statement must be true?

CLEAR CHECK

If both car dealers sold 50 total cars, Dealer B sold 4 more hybrid cars.

Car Dealer B sold more hybrid cars than did Car Dealer A.

If both dealers sold the same total number of cars, Car Dealer B sold 8 more hybrids.

If Car Dealer B sold 120 total cars, 20 of them were hybrids.

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

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?