The perimeter of a rectangle is 32 units. The width is 7 units. Which equation correctly relates the given information and the length, \ellℓell? Choose 1 Choose 1 (Choice A) A 7\times\ell=327×ℓ=327, times, ell, equals, 32 (Choice B) B 7 + \ell = 327+ℓ=327, plus, ell, equals, 32 (Choice C) C 7 + 32 +7 + 32 = \ell7+32+7+32=ℓ7, plus, 32, plus, 7, plus, 32, equals, ell (Choice D) D 7 +

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

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?