the length of a rectangular floor is more than its breadth by 200 %. if rs. 441 is required to paint the floor at the rate of rs. 3 / sq m, what would be the length of the floor?
Select the correct option
A) 12 B) 18 C) 20 D) 21 E) 24
<gadget id="calculator">441 / 3</gadget>
<output>147</output>

<gadget id="calculator">147 / 3</gadget>
<output>49</output>

<gadget id="calculator">49 ** (1/2)</gadget>
<output>7</output>

<gadget id="calculator">7 * 3</gadget>
<output>21</output>

<result>D</result>
the length of a rectangular floor is more than its breadth by 200 %. if rs. 441 is required to paint the floor at the rate of rs. 3 / sq m, what would be the length of the floor?
multiply(sqrt(divide(divide(441, 3), const_3)), const_3)
"let the length and the breadth of the floor be l m and b m respectively . l = b + 200 % of b = l + 2 b = 3 b area of the floor = 441 / 3 = 147 sq m l b = 147 i . e . , l * l / 3 = 147 l ^ 2 = 441 = > l = 21 . d"