Samuel wants to use his earnings from monday and tuesday to buy some batteries
that cost $5.60 each. on monday he sold 16.2 pounds of cans and tuesday he sold 11.8 pounds of cans , they were selling the cans to the recylcling center for $0.40 per pond.
how many batteries can he buy? show your work.

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.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.