A trader sells a bag for ₹1,260 at a loss of 10%. What was the cost price of…

Step 1: Identify the given values.
Selling Price (SP) = ₹1,260
Loss Percentage = 10%

Step 2: Apply the formula for Cost Price (CP).
To find the cost price when there is a loss, use the formula:
CP = SP / (1 - Loss%)
CP = 1260 / (1 - 0.10)
CP = 1260 / 0.9

Step 3: Calculate the final value.
CP = 1400

Final Answer: Option 4