Current location - Training Enrollment Network - Mathematics courses - 20 12 probability questions of Guangdong senior high school entrance examination
20 12 probability questions of Guangdong senior high school entrance examination
20 12 Guangdong province senior high school entrance examination mathematics questions:

/view/6 DC 2 fc 146 EDB 6 f 1 aff 00 1ff 3 . html

You mean parts (2) and (3) of question 20.

The answer to section (2) is four out of nine,

The answer to part (3) is 2 out of 9 questions.