Question
A man purchased 'n' apples and sold them at Rs. 'n' per
apple. If the selling price per apple had been reduced by 20%, the total profit he would have earned would have been Rs. 80 less than his actual profit. Find the value of 'n'.Solution
ATQ; (n2) - 0.8n2Â = 80 Or, 0.2n2Â = 80 So, n2Â = 400 So, n = 20
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