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30 September, 22:36

A piggy bank contains only nickels, dimes, and quarters. There is a total of 105 coins and the total value of those coins is $10.75. Find a general solution of the number of each coin. List three possible specific solutions.

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  1. 30 September, 22:42
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    105 coins

    $10.75

    20 nickels = $1

    5 nickels = $0.25

    10 dimes = $1

    4 quarters = $1

    90 dimes = $9

    10 nickels=$0.50

    5 quarters = $1.25

    Totals: 105 coins $10.75

    20 quarters = $5

    30 dimes = $3

    55 nickels = $2.75

    Totals: 105 coins $10.75
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