题目内容
19.大于0.8而小于0.9的两位小数有( )个.| A. | 8 | B. | 9 | C. | 10 | D. | 无数个 |
分析 大于0.8小于0.9的两位小数有:0.81,0.82,0.83,0.84,0.85,0.86,0.87,0.88,0.89.据此解答.
解答 解:大于0.8小于0.9的两位小数有:0.81,0.82,0.83,0.84,0.85,0.86,0.76,0.88,0.89.
共9个.
故选:B.
点评 本题的关键是看清题目的限制条件“两位小数”.
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