The population of brazil is about 190,000,000, and the population of sweden is about 9,500,000. how many times greater is the population of brazil than the population of sweden

The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?

What is the value of x? assume that the line is tangent to the circle.

Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site