Find the number of square tiles to cover the floor of a room measuring 3.5 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms? Select the correct option.
A) 408	B) 476	C) 472	D) 471	E) 445
3 * 8 1/2 = 1/4 * 1/4 * x =&gt; x   = 408   408nswer:408
<result>A</result>
Find the number of square tiles to cover the floor of a room measuring 3.5 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?