Find the number of square tiles to cover the floor of a room measuring 4 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?  Choose the correct choice from the following options.
A) 271  B) 476  C) 277  D) 9898  E) 212
3 1/2 * 8 1/2 = 1/4 * 1/4 * x =&gt; x = 476   Answer: 476
<result>B</result>
Find the number of square tiles to cover the floor of a room measuring 4 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?