7. Your favorite music artist is inside Best Buy signing autographs. If you are at the back of a single file line that is 2 miles out the door, how many people are ahead of you? Each person takes up 18 inches.

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?