如果有以下这道题目，用TI BAII plus的计算器能不能一步算出来？
An investor has a portfolio with 10 percent cash, 30 percent bonds, and 60 percent stock. Last year, the cash returns was 2.0 percent, the bonds?return was 9.5 percent, and the stocks?return was ?2.5 percent. What was the return on the investor抯 portfolio?
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发表于 2006-4-17 21:21
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