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歡迎您訪問數學考題練習:甲的6張卡片上分別寫有-4,-1,-2.5,-!

數學考題練習:甲的6張卡片上分別寫有-4,-1,-2.5,-

更新時間:2024-01-12 16:33:34作者:貝語網校

甲的6張卡片上分別寫有-4,-1,-2.5,-0.01,-3,-15,乙的6張卡片上分別寫有-5,-1,0.1,-0.001,-8,-12,則乙的卡片上的最小數a與甲的卡片上的最大數b的比的值等于

A.1250

B.0

C.0.1

D.800

試題答案

A

試題解析

根據題意先找出乙的卡片上的最小數a=-12,甲的卡片上的最大數b=-0.01,再求兩數的比值.

解答:由題意知:乙的卡片上的最小數a=-12,甲的卡片上的最大數b=-0.01,

==1250,

故選A.

點評:本題考查了有理數的除法以及有理數大小比較,解題的關鍵是從二人的卡片中找出最大的數和最小的數,然后再求比值.

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