A TV has an aspect ratio of 21:9. What does this fact tell you about the relationship between the TV's height and width?
(1)
There are 21 inches of width for every 9 inches of height.
(2)
There are 21 inches of height for every 9 inches of width.
(3)
The total viewing area of the TV is 21.9 square inches
(4)
The TV's diagonal measurement is 21.9 inches.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.