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according to the rule o 72, in about how many years will $20 be worth $10 if the rate of inflation is 6%
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according to the rule o 72, in about how many years will $20 be worth $10 if the rate of inflation is 6%

User DoTryCatch
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The equation you want to create is 10= 20(0.94^x) X being years. The answer should be 8 1/3 years.
User Alex Lacayo
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