Marked price of the mixer = ₹ 2,300
Selling price of the mixer = ₹ 1,955
∴ Discount = Marked price − Selling price = ₹ 2,300 − ₹ 1,955 = ₹ 345
On marked price of ₹ 2,300, the discount is ₹ 345.
Let the discount be ₹ x.
Now, if the marked price is ₹ 100, then the discount is ₹ x.
∴
⇒ = 15
Thus, the percentage of discount offered to the customer is 15%.