Harry purchases some article @ 11 article for ₹10 and sells all the articles @ 10 articles for ₹11. Find profit or Loss percent.
Answer & explanation
Correct answer: option 3
Quantity Price
Purchase 11 × 10 10 × 10 (Make the quantity same)
Sell 10 × 11 11 × 11
CP = 100, SP = 121
Profit = 121 - 100 = 21
Profit % = \(\frac{21}{100}\) × 100 = 21%