SAT数学概率题解题技巧

2017-07-10 作者： 369阅读

sat考试中，最不用考虑语法什么的就是sat数学部分的考试了，我们只要认识单词能读懂题就可以了，剩下的就是对考试题型的准备了，澳际教育介绍一下sat数学概率难题的答题技巧。

SAT数学

sat数学部分解题技巧。各位考生需要注意的是，对于SAT考试数学概率题来说，你用的方法越简单，你做对的概率就越大。

(1)In the integer 3589 the digits are all different and increase from lt to right. How many integers between 4000 and 5000 have digits that are all different and that increased from lt to right？

比较题目：(2)In the integer 3589 the digits are all different and increase from lt to right. How many integers between 30000 and 50000 have digits that are all different and that increased from lt to right？

(3)If p， r， m are three different prime numbers greater than 2， and n=p*r* m， how many positive factors， including 1 and n， does n have？

比较题目：(4)If p， r， m， n， t and s are six different prime numbers greater than 2， and n=p*r*s*m*n*t， how many positive factors， including 1 and n， does n have？

(5)If someone throws a dice twice， on the first time he gets a points， and on the second he gets b points， what is the probability a/b 1？

比较题目：(6)If someone throws a dice twice， what is the probability that the point he gets on one throw is bigger than the other？

(7)Mr. Jones must choose 4 of the following 5 flavors of jellybean： apple， berry， coconut， kumquat， and lemon， How many different combinations of flavors can Mr. Jones choose？

以上就是对sat数学部分的概率题的解题技巧的介绍，希望对大家sat考试有帮助。