问题
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0.2, 0.23, 0.234, ()。A.0.0234 B.0.1234 C.0.2345 D.0.2341
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定义新运算:3△2=3+33=36,2△3=2+22+222=246,1△4=1+11+111+1111=1234。则8△6的值为()。A.
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1234,1360,1396,2422,2458,()A.2632 B.2584 C.2864 D.2976
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1615,2422,3629,5436,()A.8150B.8143C.7850D.7843
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ROUND(1234.56,-2)和ROUND(1234.56,1)的正确结果是A)1234和1234.5 B)1230和1234.6 C)1200和1
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(2)约翰取得的董事费收入应缴纳个人所得税( )元。A.1360B.1860C.2080D.224