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Let the cost price of Fan be Rs. x Then the Cost price of Cooler = 2x Let the Selling price of Fan be a and the selling price of cooler be b Now, according to the question, Cost price of 60 fans = 60x Profit = 18b Profit % = 18b/60x ×100 And Cost price of 60 coolers = 120x Loss = 24a Loss% = 24a/60x ×100 Since the numeric value is equal; ∴ 18b/60x ×100 = 24a/60x ×100 a/b = 3/2
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