What is the domain of f(x)=(1/4)^x ?
A. x<0
B. All real numbers
C. x > 0
D. y> 0

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?