Vinay purchased two bottles for a total of ₹100, and he sells these two bottles at the rate of ₹100 per bottle. What is the overall profit percentage that Vinay had on selling the two bottles?

100%

Vinay purchased two bottles for a total of 100.

Total cost price of two bottles = 100

he sells these two bottles at the rate of 100 per bottle.

Total selling price of two bottles = 100 × 2 = 200 

Overall profit percentage that Vinay had on selling the two bottles =

= \(\frac{200 - 100}{100}\) × 100 = 100%