Please help with this!
What equations are equivalent to 1/3^8

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 ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

An octagonal prism has jow many lateral faces?