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anonymous

  • 5 years ago

An investment of 125000 was made by a business club. The investment was split into three parts and lasted for one year. The first part of the investment earned 8% interest, the second 6%, and the third 9% Total interest from the investments was 9090 The interest from the first investment was 2 times the interest from the second. Find the amounts of the three parts of the investment.

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  1. amistre64
    • 5 years ago
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    f(.08) +s(.06)+t(.09) ..... yada yada

  2. dumbcow
    • 5 years ago
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    A+B+C = 125000 .08A + .06B + .09C = 9090 .08A = (2)(.06B)

  3. amistre64
    • 5 years ago
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    f(.08) = 2s(.06)....yeah like that

  4. anonymous
    • 5 years ago
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    thanks u two

  5. dumbcow
    • 5 years ago
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    A = 72,000 B= 48,000 C = 5,000

  6. anonymous
    • 5 years ago
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    first investment = 72,000 ; second investment = 48,000 ; third investment = 5000

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