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Question
An egg costs two and a half rupees. How much will one and a half dozen cost?
Explain
Solution
Cost of an egg = ₹ 2.50
One and a half dozen eggs
= 12 + 6
= 18 eggs Cost of 18 eggs
= 18 × 2.50
= 18 × 2 + 18 × 0.50
= 36 + 9
= Rs 45
Money left
= Rs 60 – Rs 45
= Rs 15
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