Multiple choice

Raj Kumar Das professes to sell his goods at cost price. But he uses a false weight and thus gains $\displaystyle 25\%$. For a kg, he uses a weight of

  1. $900$gm
  2. $700$gm
  3. $850$gm
  4. $800$gm
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Profit = 25% means Selling Price = 1.25 * Cost Price. If he sells 1000g worth of goods at cost price, but actually gives x grams, then (1000/x) = 1.25. x = 1000 / 1.25 = 800g.

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