application of minimum and maximum values. all i need is a clear and detailed solution you can add some notes (will appreciate that). pls do type it if you have a bad handwritten thanku in advance.

A printed page must contain 60 cm of printed material. There are to be margins of 5 cm on either side and margins of 3 cm on the top and bottom (Fig. 2.1). How long should the printed lines be in order to minimize the amount of paper used? S 3 3 Fig. 2.1 Ans. 10 LU 3 5 5