A shop gives 10% off the marked price and a further 5% cash discount. A customer pays Rs. 3,420. What is the marked price?
Correct answer D. Rs. 4,000
Explanation
Successive discounts multiply: amount paid = MP × 0.90 × 0.95 = 0.855 × MP. So MP = 3,420/0.855 = Rs. 4,000.
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