The length of the rectangular field is double its width. Inside the field there is square shaped pond 5m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field? Options.
A) 54	B) 32	C) 75	D) 20	E) 11
A/8 = 5 * 5 =&gt; A = 5 * 5 * 8   x * 2x = 5 * 5 * 8   x = 10 =&gt; 2x = 20   Answer:20
<result>D</result>
The length of the rectangular field is double its width. Inside the field there is square shaped pond 5m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field?