The length of a rectangular floor is more than its breadth by 200%. If Rs. 240 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor?	Choose the correct choice:
A) 65
B) 44
C) 18
D) 15.49
E) 14
Let the length and the breadth of the floor be l m and b m respectively.   l = b + 200% of b = l + 2b = 3b   Area of the floor = 240/3= 
<gadget id="calculator">240/3</gadget>
<output>80</output>
80 sq m   l b= 80 i.e., l * l/3 = 240   l2 = 240 =&gt; l =15.49   Answer:15.49
<result>D</result>
The length of a rectangular floor is more than its breadth by 200%. If Rs. 240 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor?