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  2. 10 of the Most Valuable Pennies - AOL

    www.aol.com/10-most-valuable-pennies-225129622.html

    Made of 95% copper and 5% tin and zinc alloy, it sold for $1.7 million in 2010 but is valued at $2.3 million in mint uncirculated condition. More recently, it went for $840,000 at an auction.

  3. Would You Rather Have a Penny Doubled Every Day for a Month ...

    www.aol.com/finance/rather-penny-doubled-every...

    When a penny doubles for 30 days, you’ll end up with $5,368,709.12, compared to just $1 million upfront with this hypothetical offer. How Much is 1 Cent a Day Doubled for 31 Days?

  4. If You Find a Rare ‘Doubled Die’ Penny, It Could Be Worth $1. ...

    www.aol.com/finance/rare-doubled-die-penny-could...

    “The Chief Coiner of the Philadelphia Mint, Sydney C. Engel, decided to let the coins through instead of melting a total of approximately 10 million cents to contain them.

  5. Change-making problem - Wikipedia

    en.wikipedia.org/wiki/Change-making_problem

    Another example is attempting to make 40 US cents without nickels (denomination 25, 10, 1) with similar result — the greedy chooses seven coins (25, 10, and 5 × 1), but the optimal is four (4 × 10). A coin system is called "canonical" if the greedy algorithm always solves its change-making problem optimally.

  6. Family finds 1 million pennies cleaning out home. Now they’re ...

    www.aol.com/family-finds-1-million-pennies...

    The family also believe that the pennies could be of interest to collectors, meaning that they possibly could be worth millions. A penny from 1943 was sold for $1.7m in 2010. Other seldom-seen ...

  7. Banacek - Wikipedia

    en.wikipedia.org/wiki/Banacek

    A million dollars in $1000 bills seems to vanish from a sealed Las Vegas casino display. ... Banacek searches for a $3 million collection of historical coins that ...

  8. Here’s Why You Need To Inspect Every 2009-2023 Penny (Hint ...

    www.aol.com/finance/why-look-every-penny-2009...

    Even if you can’t find pennies from this era worth hundreds of dollars, it’s not unusual to find varieties worth between $5 and $30 across all years, according to prices listed on the Coin ...

  9. These 11 Rare Coins Sold for Over $1 Million

    www.aol.com/11-rare-coins-sold-over-130146321.html

    Over time, coins can become rare collectibles that are sold for thousands, if not millions, of dollars in the present day.That’s because the United States has been minting coins since 1793. Up ...