The layer of the earth that is composed of large plates that interlock and move over time is the

asthenosphere
lithosphere
outer core
upper mantle

If the measure of xyz is 81 what is the measure of yz

What is the standard form of -5x^2+2x^4-11+x^3+3x

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.