A room 5m 55cm long and 3m 74 cm broad is to be paved with square tiles. Find the least number of square tiles required to cover the floor Choose the correct choice:
A) 176 B) 170 C) 160 D) 179 E) 174
Let x and y be the sides of the rectangle. Then, Correct area = xy.   Area of the room = (544 x 374) cm2.   Size of largest square tile = H.C.F. of 544 cm and 374 cm = 34 cm.   Area of 1 tile = (34 x 34) cm2.   Number of tiles required =(544*374)/(34*34)= 
<gadget id="calculator">(544*374)/(34*34)</gadget>
<output>176</output>
176   176NSWER 176 176
<result>A</result>
A room 5m 55cm long and 3m 74 cm broad is to be paved with square tiles. Find the least number of square tiles required to cover the floor