How many zeros has a billion???!?
some say it has 9; some others, 12…
Comments on "How many zeros has a billion???!?"
Why does a million seconds equal to 12 days but a billion seconds equals 31 years?
How do you write $2,500 billion in numbers?
The world population is estimated to be approximately 7 billion people. How many moles of people are there?
Scientist say that there are 150 billion planets in milky way.Do they count the nanoplanets in this number?
One billion = how many crore?
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