Question
A trader sold two gadgets for Rs. 120 each. One was sold at
a profit of 20%, and the other at a loss of 25%. Find the difference in their cost prices.Solution
ATQ,
Let the cost price of the gadget sold at profit be Rs. ‘x’ and cost price of the gadget sold at loss be Rs. ‘y’.
ATQ;
x = (120 / 1.2) = 100
y = (120 / 0.75) = 160
Required difference = 160 – 100 = Rs. 60
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