Which of the following must be true for an expression to be a difference of
two squares?

If 25% of y is 30, what is 60% of y?

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?

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?