A 12-ounce cup of coffee costs $2.88. If the unit price remains the same, how much would 3 quarts of coffee cost?

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the