As most of the user use mobile to surf over the internet so if our web page takes time to get loaded the user gets distracted that is why responsive web design helps in loading web page faster.
When people search anything over mobile and if the page is get loaded faster than the conversion rate of a customer to get interested is increased.
The responsive web design also helps in improving SEO as the code written to make responsive web design is clean and easy to understand by the search engine.
Responsive web design is used to transform the web pages of our website according to our device. In which we can manage multiple devices resolution to view our web page according to the screen size and load pages fast. As when the page is get loaded faster than it increases the conversion rate of the customer towards our product or our service. Through the responsive web design, we can target more audiences and reach many people who are only on mobile and tablets which helps in increasing our sales.