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Maria bought a laptop at 20% discount on its original price. She sold it with a 40% increase on the price she bought. Her percentage of profit on the original price is?

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Maria bought a laptop at 20% discount on its original price. She sold it with a 40% increase on the price she bought. Her percentage of profit on the original price is? Answer: 12%

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.