Question
A seller purchased certain number of watches at prices
ranging from Rs. 1250 to Rs. 1550 and sold them at price ranging from Rs. 1400 to Rs. 1700. Find the maximum profit that can be earned by selling 11 such watches.Solution
Maximum profit will be earned when the cost price is least and selling price is maximum. Therefore, least cost price of 11 watches = 11 times; 1250 = Rs. 13750 Maximum selling price of 11 watches = 11 times; 1700 = Rs. 18700 Therefore, maximum profit that can be earned = 18700 ndash; 13750 = Rs. 4950
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