Given the diagram below, solve for the m/E

m/E=

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?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Combine like terms to make a simpler expression 3z+z