Question
By selling 8 pens for ₹80, a shopkeeper loses 20%. How
many pens should he sell for ₹248 to earn a 24% profit?Solution
According to the question SP of 8 pens at 20% loss = (8/80 x 80/100) = 2/25 Now, Let the SP of pens be x. SP of x pens at 24% profit = (x/248 x 124/100) = x/200 Now, 2/25 = x/200 x = (2 x 8) x = 16 The required number of pens he should sell is 16.
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