If 4700 bricks each of size 25 cm x 16 cm x 10 cm are required to construct a wall 20 m long and 20 cm wide containing two windows of size 2 m X 1.5 m each, find
the height of the wall.

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.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is