For the question "Which binomial is a factor of 9x² – 64? 3x – 8
9x – 32
3x + 32
9x + 8

I got two different answers from the choices: (x + 8)(9x - 8).

What went wrong?

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?