小王用10000元购买了甲股票,前两天连续上涨10%,后两天连续下跌10%,则此时小王所购买甲股票的总市值为( )元。A.7839 B.9801 C....

作者: tihaiku 人气: - 评论: 0
问题 小王用10000元购买了甲股票,前两天连续上涨10%,后两天连续下跌10%,则此时小王所购买甲股票的总市值为( )元。
选项 A.7839 B.9801 C.1027 D.1238
答案 B
解析 小王购买股票的总市值为10000×(1+10%)2×(1-10%)2=10000×1.12×0.92=10000×1.21×0.81=121×81,利用尾数法可知最后一位为1。故本题答案为B。

相关内容:小王,10000元,股票,上涨,市值,A.7839,B.9801

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