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ben saved 1 penny on january 1, 2 pennies on january 2, 4 pennies on january 3, and 8 pennies on january 4. if ben continues to increase his saving at this rate, when will he have saved a total of $10 or more? show your work

  • math -

    .01
    .02
    .04
    .08
    .16
    .32
    .64
    1.28
    2.56
    5.12
    10.24

  • math -

    if you have 5,368,709.12 can anyone help with what is the interest rate and number of periods for this? thanks

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