A hall 36m long and 15m broad is to be paved with stones, each measuring 5dm by 5 dm. The number of stones required is:
Select:
A) 180
B) 1800
C) 18
D) 2160
E) 1.8
Area of the hall= 3600*1500   Area of each stone= (50*50)   Therefore, number of stones= (3600*1500/ 50*50)= 2160   ANSWER:2160
<result>D</result>
A hall 36m long and 15m broad is to be paved with stones, each measuring 5dm by 5 dm. The number of stones required is: