Please answer question Q. Find attached the image.

Answer: 1.4 : 1
Step-by-step explanation:
Square root of 2 to 1
Square root of 2 = 1.4
Thus,
The ratio of the length to the breadth of an A4 paper = 1.4 : 1
That is, length = 1.4 and breadth = 1
Therefore, 1.4 : 1