If the perimeter of a rectangular garden is 600 m, its length when its breadth is 200 m is?  Pick one:  A) 299 m  B) 777 m  C) 200 m  D) 100 m  E) 128 m
2(l + 200) = 600 =&gt; l   = 100 m   Answer:100 m
<result>D</result>
If the perimeter of a rectangular garden is 600 m, its length when its breadth is 200 m is?