Which problem could be solved by evaluating the expression 4times (-6) Joseph owes his mom 6 and pays her back 4. How much does he still owe her? Susan missed 4 questions on a quiz. Each question is worth 6 points. What is the change in points in her score? Susan is filling a bathtub. The water level rises 6 millimeters every minute. What is the change in water level after 4 minutes? Each batch of blueberry muffins requires 4 cups of blueberries. Joseph needs to make 6 batches of muffins. How many cups of blueberries does Joseph need?