Please sove this one Using rule of three method Share with your friends Share 0 Ankita Agarwal answered this Dear Student, The Rule of three is a mathematical rule that allows you to solve problems based on proportions. By having three numver: a, b, cif a→bc→x,then x = b×cax = 112.5×1225x = Rs 54 Regards 0 View Full Answer Suyash Yadav answered this cost of pens divide by number of pens 112.5÷25=4.5 soo 1 such pen costs 4.5 rs 12 such pens will cost =12 x 4.5=54 Answer :- So such 12 pens will cost 54 rs I hope my answer was helpful(: 1