SOLUTION: Helen has 1/5 of her portfolio in European stocks,1/8 of her portfolio in European stocks, and 1/10 of her portfolio in Japanese stocks. The remainder is invested in municipal bond

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Question 42761: Helen has 1/5 of her portfolio in European stocks,1/8 of her portfolio in European stocks, and 1/10 of her portfolio in Japanese stocks. The remainder is invested in municipal bonds. What fraction of her portfolio is invested in municipal bonds? What percent is invested in municipal bonds?
Answer by Nate(3500) About Me  (Show Source):
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1 - (1/5) - (1/8) - (1/10) = Municipal Bonds
(40/40) - (8/40) - (5/40) - (4/40) = Municipal Bonds
(40/40) - (17/40) = Municipal Bonds
(23/40) = Municipal Bonds or 57.5%