Question
A man purchased two items together for a total of Rs.
480. He sold one item at a profit of 30% and the other at a loss of 20%. In the end, he achieved an overall profit of 15% on the entire transaction. What is the selling price of the item that was sold at a 30% profit?Solution
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So, let the cost price of the items be Rs.7x and Rs.3x Or, (7x + 3x) = 480 So, 10x = 480 So, 'x' = 48 Therefore, required selling price = Rs. 48 X 7 X 1.3 = Rs. 436.8
Solve the quadratic equations and determine the relation between x and y:Â
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Equation 2: y² - 8y + 15 = 0
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