Please do not tell me the answers blank. Please tell me how to show my work.

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Which representation has a constant of variation of -2.5

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?