A room of 5m 44cm long and 3m 74cm broad is to be paved with squre tiles. Find the least number of squre tiles required to cover the floor? Pick one:
A) 178
B) 128
C) 127
D) 176
E) 171
area of the room = 544 * 374 sq cm   size of largest square tile = H.C.F of 544cm and 374cm= 34cm   area of 1 tile = 34*34 sq cm   no. of tiles required = (544*374) / (34 * 34)= 
<gadget id="calculator">(544*374) / (34 * 34)</gadget>
<output>176</output>
176   Answer: 176
<result>D</result>
A room of 5m 44cm long and 3m 74cm broad is to be paved with squre tiles. Find the least number of squre tiles required to cover the floor?