The price of a book is \[\text{Rs}\text{.}\] 400. If the price is increased by 15%, what is the new price of the book?

• A.  \[\text{Rs}\text{.}\]440          
• B.       \[\text{Rs}\text{.}\]460      
• C.                   \[\text{Rs}\text{.}\] 450      
• D.                   \[\text{Rs}\text{.}\] 480