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Dishwasher vs Hand Washing Cost Quiz
Test your understanding of dishwasher vs hand washing cost with randomized questions. Each attempt generates new numbers for a fresh challenge.
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If a dishwasher uses 4 gallons of water per cycle and hand washing uses 26 gallons of water per cycle, and the cost of water is $0.0066 per gallon, what is the difference in water cost between the two methods per cycle?