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Every day you save two pennies more than you saved the day before. On the first day, you save one penny. How many pennies do you have after 100 days?

2007-03-26 12:42:24 · 4 answers · asked by jones1743 2 in Education & Reference Trivia

4 answers

(2 ^ 100) - 1

That is a lot of pennies...

2007-03-26 13:16:56 · answer #1 · answered by Mathlady 6 · 0 1

After 100 days you have 199 pennies

2007-03-26 20:28:49 · answer #2 · answered by Eric B 2 · 0 0

The other answers are wrong. You have 10,000 pennies on day 100. On day 100, you save 199 pennies, making the total 10,000.

2007-03-26 20:42:52 · answer #3 · answered by L Dawg 3 · 0 0

199

2007-03-26 20:17:42 · answer #4 · answered by Anonymous · 0 1

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