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he amount of annual interest I received on a savings account is directly proportional to the amount of money m you have in the account.
he amount of annual interest I received on a savings account is directly proportional to the amount of money m you have in the account.
a) Write an equation of variation. (Use k as the constant of variation.) I =
(b) If $430 produced $23.65 in interest, what is k? (Round your answer to three decimal places.) k = (c) How much annual interest would you receive if the account had $650? (Round your answer to the nearest cent.) $
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