If the probability that 20 kids or fewer kids in a group of 25 like pizza is 43%, what is the probability that at least 21 kids in the group like pizza?
options: a.25% b.43% c.57% d.21%

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?

What is the definition of exponential decay?

Just tell me how to set up the equation.