The store sells glittery string at $.95 per inch and plastic covering for $.60 per square inch. luckily, the store charges no tax! if you go to the store with $50.00, how much will you have left after buying the glittery string and the plastic cover?

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.