Assume that each note has a uniform area of 2*10^-2 m^2.
You want to buy a house in Zimbabwe that costs 400 USD. You want to pay entirely in Zimbabwean dollars. Taking the money required, and placing each note next to another, no stacking , spread out, how much percentage of the area of India would you require to cover the notes? [Area of India=3.28 million Sq. km.]