 # Discount: Formulas and Shortcuts for Easy Calculations

Jan 15, 2018 15:20 IST

The concept of Discount is a mere extension of Profit and Loss chapter of Quantitative Aptitude Segment. Learn the formulas and shortcuts of Profit and Loss

Calculating Discount is quite a useful mathematical skill as it can be applied in your day-to-day life such as:

### •    Getting coupon discount at your meal order ### •    Getting discount at a retail store: ### •    Or giving discount on your own service to customers: Let us understand the basic concept and formulas for calculating the percentage discount quickly and effortlessly.

## DISCOUNT:

Discount means reduction of marked price by a seller to sell at a lower rate. In simple words, it means concession given by a seller on a product or service.

### Discount is calculated on the basis of marked price: ### Solved Example

Here is an example to understand the relationship between Marked Price, Selling Price and Discount:

Example: A trader offers his customers 15% discount and still makes a profit of 25%. What is the actual cost to him for an article marked Rs. 350?

Solution:          Given that Marked Price = Rs. 350

Marked Price – (Marked Price X Discount %) = Selling Price __________ (1)

And, Selling Price = Cost Price + (Cost Price X Gain %) __________________ (2)

From (1) and (2)

Marked Price – (Marked Price X Discount%) = Cost Price + (Cost Price X Gain%) After calculation, we get,  Cost Price = Rs. 238

Learn the basic concept and formulas of Percentage

## SUCCESSIVE DISCOUNTS:

### Meaning:

DISCOUNT ON THE DISCOUNT

### Formulas:

Effective discount on a product after x% and y% of discount is given by: Discount when you buy x products and get y products free is given by: ### Solved Example

Here is an example to understand the successive discount formula:

Example: Find the selling price of an article if a shopkeeper allows two successive discounts of 5% each on the marked price of Rs.80. So, now you know how easy it is to calculate the discount even without using a calculator.

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