Multiple choice

A person sold an article at 20% profit on the selling price. Afterwards, when the cost price reduced by 10%, then he also reduced the selling price by 10%. His percentage of profit on cost price will be : एक व्यक्ति ने कोई वस्तु विक्रय मूल्य पर 20% के लाभ पर बेची। बाद में, जब क्रय मूल्य 10% कम हो गया तो उसने विक्रय मूल्य भी 10% कम कर दिया। क्रय मूल्य पर उसके लाभ का प्रतिशत होगा :

  1. 30

  2. 25

  3. 22.5

  4. 12.5
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Let initial SP = 100. Profit = 20% on SP, so CP = 80. New CP = 80 × 0.9 = 72. New SP = 100 × 0.9 = 90. New profit = 90 - 72 = 18. Profit % on new CP = (18/72) × 100 = 25%.

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