Christine earned a total of $60 for 10 hours of yard work. After doing a total of 128 hours of yard work, how much money will Christine have earned? Solve using unit rates.

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?

Through: (-3,-3) parallel to y= 7/3x+3

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).