5. Calculate the cost of a notepad, a book and a pen

Peter and Kumar are friends. Together they went to a stationary shop, and Peter bought 6 notepads, 4 books and 6 pens for the cost of \(₹\)342. At the same time, Kumar bought 6 notepads, 4 books and 4 pens for the cost of \(₹\)312. If the cost of a book is 3 times the notepad, then find the cost of a notepad, a book and a pen.

 

 

The cost of a notepad is \(₹\).

 

The cost of a book is \(₹\).

 

The cost of a pen is \(₹\).