If the area of a square is equal to the area of that rectangle whose width is double of the one side...........

Quantitative Aptitude ( CCS) Mensuration 2D

If the area of a square is equal to the area of that rectangle whose width is double of the one side of the square then the ratio of the length to the breadth of the rectangle will be?

1 : 2

1 : 4

1 : 6

1 : 8

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Explanation:

Answer & Explanation
Answer – B. 1 : 4
Explanation :
b = 2a
a = b/2
Area of square = b²/4 = Area of rectangle
l * b = b²/4 => l = b/4
l / b =(b/4)/b => 1:4