A magician charges a $30 fee to cover travel and expenses, plus $19.99 per hour. What's the relationship between h, the numbers of hours, and t, the total charge for the magician.

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?