The first 2 terms of an ap is -2 and 3 how many terms are needed for the sum to be equal to 306

With this one. will mark brainliest

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?

Which of the following is the sum of 3 1/6 + 6 3/8?