Mrs. Nava needs 9' quarts of ice cream to make a dessert to be served at her daughter's birthday party. The flavor of ice cream that Mrs. Nava needs only comes
in 1-gallon containers. How many 1-gallon containers of ice cream will Mrs. Nava
need to purchase in order to have at least 9 quarts of ice cream and as little left
over as possible?

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)