219. The length of a rectangular floor is more than its breadth by 200%. If Rs. 324 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor? September 23, 2025 by Admin A. 27 m B. 24 m C. 18 m D. 21 m ✅ The correct answer is option C. 18 m. Let the length and the breadth of the floor be l m and b m respectively.