Question 1: What is the unit rate for calories 4 per cup?
Solution:
Going the basic algebra route:
Question 2: How many calories are there in 3 cups of the cereal?
Solution:
because the box of cereal states that there are 87 calories in a-cup serving, then we have that
87 calories x 3 cups = 261 calories in 3 cups of the cereal.