A water cooler dispenses cold water at 350 ml per cup and hot water at 250 ml per cup. During a school break, 15 cups of cold water and 12 cups of hot water were dispensed. What is the total volume of water dispensed, in litres?
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Worked Solution
Step 1: Find total cold water. 15 × 350 ml = 5250 ml.
Step 2: Find total hot water. 12 × 250 ml = 3000 ml.
Step 3: Find combined total. 5250 ml + 3000 ml = 8250 ml.
Step 4: Convert to litres. 8250 ÷ 1000 = 8.25 L.
Answer: 8.25 L of water was dispensed in total.
Answer: 8.25 L
Correct answer: 8.25 L
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