7 Find the sum of all even numbers be- tween 41 and 51.

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.

If there are 3.281 feet in 1 meter, how many inches are in one centimeter

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955