Arithmeticeasy · Past Paper
If an item is marked at Rs. X and sold at Rs. Y after a 20% discount, find X if Y is Rs. 400.
ARs. 500
BRs. 480
CRs. 600
DRs. 450
✓ Correct Answer: A — Rs. 500
MP = (SP * 100) / (100 - D%) = (400 * 100) / 80 = 500.
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