某人将60000元投资于股票和债券，其中股票的年回报率是6%，债券的年回报率为10%

发布时间：2017-06-04 12:32 │ 来源：www.tikuol.com

题型：单项选择题

问题：

某人将60000元投资于股票和债券，其中股票的年回报率是6%，债券的年回报率为10%，如果这个人一年的总投资收益为4200元，那么他用了多少钱买债券？（）

A．15 000

B．45 000

C．6 000

D．30 000

考点：国家公务员行政职业能力测试行政职业能力测试

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( )1. A. same
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( )3. A. much
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( )5. A. easily
( )6. A. for
( )7. A. build
( )8. A. rooms
( )9. A. done
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B. many
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B. with
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B. enough works

C. different
C. many and many
C. more
C. way
C. easy
C. at
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C. spaces
C. be done
C. work enough

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D. more and more
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D. easier
D. in
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