The area of a rectangle is 200 sq. meter . If the length is twice the breadth, what is the perimeter of the rectangle ?
A
40
B
50
C
60
D
None of these
Correct Answer: 60
ATQ, 2x^2 = 200 Or, x^2 = 100 Or, x = 10 So, the perimeter of the rectangle = 2 (20 + 10) = 60 meter