Correct Answer - Option 2 : 16

**Given**

The cost price of 20 articles is Rs. 20 and is the same as the selling price x articles. If the profit is 25%

**Concept used**

Profit and loss

**Calculation**

Cost price of 20 articles is same as selling price of X articles.

20 × CP = x × SP

CP/SP = x/20

Profit = 25%

CP : SP = 4 : 5

5 unit = 20

4 unit = 16

x = 16