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初三概率

Authored by karen wong

Mathematics

1st - 5th Grade

Used 6+ times

初三概率
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5 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

同時擲兩枚質地相同的硬幣,兩枚硬幣一正一反的概率是( )。

2.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

任意擲一枚均勻硬幣兩次,兩次都是同一正面朝上的概率是(  )。

3.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

若一個家庭中有 2 名小孩,一個孩子是男孩還是女孩的可能性是相同的,則P (第1,2個都是男孩)=(  )。

4.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

同時擲兩顆骰子,兩枚骰子點數的和是10的概率是(    )。

5.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

同時擲兩顆骰子,兩枚骰子點數的差是5的概率是(    )。

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