You pick two marbles from a bag and record their color. How can you make your selections independent events? Dependent events?

Which of the following are parts of a sphere

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?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?