Mary sold shoes for $200. Mary increases her sales price by 100%. What is the sales price of a pair of shoes? (Show the work, if you do I will give brainlist!)

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.

Given the median qr and trapezoid mnpo what is the value of x?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?