Which is more economical: purchasing the economy size of a detergent at 4 kilograms for $4.15 or purchasing the regular size at 750 grams for 60¢? Select the correct choice below and fill in the answer box to complete your choice.
(Round to four decimal places as needed.)
O A. Purchasing the regular size is more economical because the regular size costs $_less per gram
O B. Purchasing the economy size is more economical because the economy size cooks |
less per gram
E

What is x3+3x2−16x−48 divided by x−1?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

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?