Multiple choice

How much percent more than the cost price should a trader mark his goods so that after allowing a discount of 40% on the marked price, he gains 20% ? एक विक्रेता अपने वस्तु के क्रय मूल्य से कितने प्रतिशत अधिक मूल्य अंकित करे कि उसे 40% की छूट देने के पश्चात् वह 20% का लाभ प्राप्त करता है ?

  1. 300%

  2. 100%

  3. 60%

  4. 50%
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Let CP = 100. After gaining 20%, SP = 120. This SP is after 40% discount on MP, so 120 = 0.6*MP, giving MP = 200. Mark-up = (200-100)/100 = 100%. The trader should mark goods 100% above cost price.

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