Simplest form of 45 minutes to 1 hour

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Solve the system of equations. y= 2x y= x^2 - 15

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?