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March 3, 2015

March 3, 2015

Posted by **JR** on Monday, October 29, 2012 at 12:36am.

HOW MUCH PENNIES DO I HAVE ON DAY30

- MATH -
**Steve**, Monday, October 29, 2012 at 1:18amjust take a look at the number of pennies on day #n

n #

1 1

2 2

3 4

4 8

...

n 2^(n-1)

so, on day 30 you have 2^29 pennies

That's about $5.4 million. You could retire and spend the rest of your life counting them!

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