Solution -
MP = 300
Allows a discount of 25%.
SP = 300 × (75/100)
SP = 225
If he still gains 12.5%.
Profit = 12.5%
So,
He is selling the goods for 112.5% of the CP.
Here,
112.5% = 225
1% = 225/112.5
100% = (225/112.5) × 100
100% = 200
Therefore,
The cost price of article is Rs. 200.
Hence,
The correct answer is option (b) Rs. 200.
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