URGEN If y varies directly with x, and y is 16 when x is 72, which equation represents this situation?
A) y equals 3 over 8 x
B) y equals 1 over 9 x
C) y equals 2 over 9 x
D) y equals 1 over 8 x
(please respond with answer not a link)

You are responsible for designing a new city. you are inspired by pierre charles l'enfant, who laid out the streets of our nation's capital. numbered streets run north and south, and lettered streets run east and west. avenues are named after states, and they intersect the streets on a diagonal. the streets are parallel and the intersections form similar triangles. 18th st. is 454 meters long and the intersection of 18th and k st. is 207 meters from connecticut ave. if 19th st. and k st. is 385 meters from connecticut ave., what is the length of 19th st.?

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x