Question 9
Karan purchased one dozen pens for Rs. 120/- and sold a pack of 3 pens for Rs. 35/- each. What is his gain?
Solution
C.P of 12 pens = 120
S.P of 12 pens = $$4\times\ 35=140$$
Profit = 140 - 120 = Rs 20.
Profit% = $$\frac{20\times\ 100}{120}=16.67$$ %.
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