AlgebraEasy–MediumMost units within a stock
Algebra practice question
A café has 60 litres of milk. Each batch of a dessert uses 4.5 litres. What is the greatest number of batches the café can make from this milk?
Answer: 13
4.5n ≤ 60 gives n ≤ 13.3, so 13 batches.
Common wrong answers
- If you answered 12
- 12 fits but is not the greatest.
- If you answered 14
- 14 batches would need 63 litres.
- If you answered 13.3
- 13.3 is the exact quotient; batches are whole.
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