Maths Ruled Paper This Maths Ruled Paper can be bought at feasible prices to the patrons. Available in A4 size, the offered paper has one aqua blue line per inch. It finds its usage at schools and coaching centres. The provided paper is appreciated for its biodegradable nature and tear resistant nature. Suited for writing purposes and solving maths problems, the provided Maths Ruled Paper is creatively designed using the finest grade pulp.