An article was sold at a discount of $20\%$ on its marked price for Rs. $960$. To earn a profit of $20\%$ on…

An article was sold at a discount of $20\%$ on its marked price for Rs. $960$. To earn a profit of $20\%$ on the marked price, the article should be sold at
  1. Rs. $1{,}152$
  2. Rs. $1{,}200$
  3. Rs. $1{,}440$
  4. Rs. $1{,}600$

Solution

Marked price $= \dfrac{960 \times 100}{80} = 1200$. To earn $20\%$ on MP, SP $= 1200 \times 1.20 = 1440$.

Asked in: IMO

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