How many ounces of pure chocolate must be added to 12 ounces of chocolate syrup that is 30% chocolate to make a syrup that is 70% chocolate? A. 28
B.6
C.16
D.12

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

The tile along the edge of a triangular community pool needs to be replaced? ?

How many ordered pairs of positive integers satisfy xy=32?