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411 समाचार
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411 REFERENCE · Wikibooks

Financial Math FM/Problems

Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.

Problem 1 Drago deposits 100 into an account at the beginning of each 2-year period for 40 years. The account credits interest at an interest rate of i. The accumulated amount in the account at the end of the 40 years is 3 times the accumulated amount in the account at the end of 20 years. Calculate i. Solution