Vinoth bought 21 books for \(₹\)293 and Gokul bought 9 books for \(₹\)256. Calculate who bought the book costlier and also find out how much amount they both spent on buying one book.
Vinoth bought one book for an amount of \(₹\).
Gokul bought one book for an amount of \(₹\).
bought the book Costlier.
[Note: Submit the answer as a whole number].