what percent increase occurred in north america from 1950 - 2000. 106,000,00 to221,000,000

A basketball player has a 63% free throw shooting average. How many free throws would he be expected to make in a[..]

if y∝x so y=mx so prove that : (y^2)+(x^2)∝(y^2)-(x^2)‏

joe has x cars. suzy has 3 more cars, and she has 10 cars. how many cars does joe have?

you place a mirror on the ground 100ft away from a flag pole. you then back up from the mirror until you see the top[..]

A circle has a radius of 7cm . Find the radian measure of the central angle (Theta) that intercepts an arc of length[..]

the stopping distance d of a car after the brakes are applied varies directly as the square of speed r. if a car[..]

Amy is traveling to a city 368 miles away at a speed o roughly 47 miles per hour. How longshould it take?

a shoppin cnesit n a rectanular lo with dimensions 660 yds by220 yds. Find its size in acres.

There are two machines that produce aluminum cans. The newer machine can produce 4200 cans in 210 minutes. It takes[..]