A shopkeeper marks up the price of an item by 25% and then gives a 20% discount on the marked price. What is the overall effect on the original price?
- A.No change ✓
- B.10% increase
- C.10% decrease
- D.5% increase
Explanation: 1.25 × 0.80 = 1.00 — the markup and discount exactly cancel, so the final price equals the original price.
Class 6 IMO Mathematics Olympiad practice · HOTS / Achievers · Multi-Concept Achievers
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