Simplify this answer. 11 + 4/7 times 4

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?

If 20% of a number is 35, what is 50% of that number?

W-16=-12 solve each one step equation plz