口袋里有大小相同的6个球,1个红球,2个白球,3个黄球,从袋中任意摸出一个球。 摸出什么颜色的球的可能性最大?
Week 4 早测

Quiz
•
Mathematics
•
4th Grade
•
Medium

Math WBS
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
红球
白球
黄球
一样大
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
桌子上摆着7张卡片,分别写着1~7各数。如果摸到单数,小红赢;如果摸到双数,小唯赢。谁赢的可能性大?
小红
小唯
一样大
没有可比性
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
口袋里有“红色、黄、蓝”三种不同颜色的球各一个,任意摸一个,摸到每种颜色的球的可能性都是( )(请照要求输入,比如:七分之一;或者1/7都可以)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
从五号箱里摸球,摸出绿球的可能性,以下描述最准确的是:
不可能
可能
非常可能
一定
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小红抛一枚硬币,已经抛了29次 ,正面朝上有15次, 反面朝上有14次,现在她准备抛第30次,那么( )
正面朝上
反面朝上
正面反面朝上都有可能
听天由命
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
盒子里有8枚黑棋和12枚白棋,从中任意摸一枚棋子,摸到( )棋的可能性大。如果要使摸到黑棋的可能性大,那么至少要往盒子里放入( )枚黑棋。
黑;4
白;4
黑;5
白;5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
甲和乙做游戏,规定指针落在黄色区域则甲赢;否则就乙赢。你认为谁赢的可能性大?
甲
乙
一样大
不知道
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