Batala426idn Batala426idn 23-05-2014 Mathematics Answered Get expert advice and community support on IDNLearn.com. Whether it's a simple query or a complex problem, our community has the answers you need. A room is 45 m x 15 m. What is the least number of rectangle tiles required to pave the floor of the room, if each tile is 50 cm x 1m?