A letter is chosen at random from the word graduate

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题目

A letter is chosen at random from the word graduate.

Quantity A

The probability that the letter is a vowel

Quantity B

The probability that the letter is NOT a or d

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.

事件A的有利结果 = {a, a, u, e} 事件B的有利结果 = {g, r, u, t, e} 由于A和B的分母相同，因此B的数值更大。答案为B。

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