Suppose that the cross section of a piece of pipe looks like the diagram shown. Find the total outer diameter. 16
inch
16
inch
4 inch
outer
dinmeter
The total outer diameter is inch(es).
(Simplify your answer. Type a whole number, fraction, or mixed number.)

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

Somone me i want to know what 18 hours out of 24 hours in a fraction

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.