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9-67.

Andrea wants to have to travel to France when she is 22. She currently has in a savings account earning annual compound interest. Andrea is 14 now. Homework Help ✎

  1. If she does not take out or deposit any money, how much money will Andrea have when she is 18?

    Formula for compound interest:

  2. Will Andrea have enough money for her trip when she is 22?

    Find how much money Andrea will have in 8 years.

    Use the formula from part (a).

    Is this amount enough?