How to find the time taken to fill of the lower container?

True or false? a circle could be circumscribed about the quadrilateral below.

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?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)