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प्रश्न
If the cost of a dozen identical articles is ₹ 672, what will be the cost of 18 such articles?
उत्तर
Cost of one dozen articles = ₹ 672
Cost of one article = `₹672/12` = ₹ 56
Cost of 18 articles = ₹ 56 × 18 = ₹ 1008
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