If the cost of a dozen identical articles is ₹672, what will be the cost of 18 such articles?
Given,
Cost of a dozen identical articles = ₹672
Number of articles in one dozen = 12
Cost of 1 article = 67212 = ₹56
Cost of 18 articles = 18 × 56 = ₹1008
∴ The cost of 18 articles will be ₹1008