题目

Alejandro has a six-sided die with faces numbered 1 through 6. He rolls the die twice.


Quantity A

The probability that both rolls are even

Quantity B

The probability that neither roll is a multiple of 3

选项

A.

Quantity A is greater.


B.

Quantity B is greater.


C.

The two quantities are equal.


D.

The relationship cannot be determined from the information given.


解析

两次掷骰子均为偶数的概率是 3/6*3/6,因为1到6中共有3个偶数(2、4、6)。两次掷骰子均不是3的倍数的概率是 4/6*4/6,因为1到6中只有2个3的倍数(3、6)。因此,比较 1/4 和 4/9,答案选B!
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