Someone please help rn

Does anyone know of a quizlet or something for edmentrum /plato algebra 1

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

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.