If the perimeter of a rectangular park is 1000 m, its length when its breadth is 200 m is? Choose the most appropriate option:
A) 50
B) 100
C) 200
D) 300
E) 400
2(l + 200) = 1000 =&gt; l = 300 m Answer: 300
<result>D</result>
If the perimeter of a rectangular park is 1000 m, its length when its breadth is 200 m is?