After a $25\%$ discount, an item is sold for Rs. $1{,}500$. Its marked price is

After a $25\%$ discount, an item is sold for Rs. $1{,}500$. Its marked price is
  1. Rs. $1{,}800$
  2. Rs. $1{,}875$
  3. Rs. $2{,}000$
  4. Rs. $2{,}100$

Solution

$\text{MP} = \dfrac{\text{SP} \times 100}{100 - d} = \dfrac{1500 \times 100}{75} = 2000$.

Asked in: IMO

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