Can your child solve this math logic puzzle? Four kids – Ace, Luc, Lou, and May – weigh different amounts: 80, 90, 100, and 110 pounds. Ace weighs more than Luc. May weighs less than Lou. May weighs 20pounds more than Luc. Lou weighs more than Ace. What does each kid weigh? Answers: Luc weighs 80 pounds. Ace weighs 90 pounds. May weighs 100 pounds. Lou weighs 110 pounds.