X2 +8x+16=0 in factoring algorithm

How can we find the measure of an exterior angle if we know the measurement of an interior angle

What is the prime factorization of 195

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?