A room 5.44 m x 3.75 m is to be paved with square tiles. the least number of tiles required to cover the floor is?

• A. 184
• B. 176
• C. 162
• D. 192

Answer: (B)

Area of the room =(544 x 374) cm2size of largest square tile = H.C.F. of 544 & 374 = 34 cm Area of 1 tile = (34 x 34) cm2? Least number of tiles required = (544 x 374) / (34 x 34) = 176