The length of rectangle is thrice its breadth and its perimeter is 56 m, find the area of the rectangle?	Choose the correct choice from the following:	A) 432	B) 212	C) 252	D) 992	E) 147

Rationale: "2 ( 3 x + x ) = 56 l = 21 b = 7 lb = 21 * 7 = 147 answer : e"
Answer: E