Water Pails Puzzle Solution - 8 August
If you had an infinite supply of water and a 5 quart and 3 quart pails, how would you measure exactly 4 quarts? and What is the least number of steps you need?
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Solution
1. Fill 5 quarter pill ( 5p – 5, 3p – 0)
2. Transfer to 3 quart pail (5p – 2, 3p – 3)
3. Empty 3 quarter pill ( 5p – 2, 3p – 0)
4. Transfer 2q from 5 pail to 3 pail (5p – 0, 3p – 2)
5. Fill 5 quarter pail(5p – 5, 3p – 2)
6. Transfer 1q from 5 pail to 3 pail(5p – 4, 3p – 3)