UNO High School Problem of the Week Competition

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Problem 5



Fans of the Die Hard Trilogy may remember an interesting riddle presented during the movie. Let's up the stakes:

You are given three empty jugs: one 3-gallon, one 5-gallon, and one 13-gallon. Your task is to fill the 13-gallon jug with exactly 7 gallons of water using only the 3 jugs provided.

Write a detailed description as to how one can arrive with 7 gallons of water in the 13-gallon jug.

Solution