备考ACT数学必备：ACT数学试题（二）

　　随着去美国留学的小伙伴越来越多，备考ACT考试的小伙伴也随之增多，ACT考试现在很受留学生们的关注，大家都知道ACT数学对于同学们来说是比较容易拿分的一项，但想要拿高分，还是不能松懈，那么今天小编就给大家整理一些ACT考试数学试题。

　　一、The Environmental Club selects its 3 officers by first selecting the president, then the vice president, and finally the secretary. If there are 20 members who are eligible to hold office and no member can hold more than 1 office, which of the following gives the number of different possible results of the election?

　　F.17*17*17

　　G.19*19*19

　　H.20*20*20

　　J.19*18*17

　　K.20*19*18

　　二、A wheel 29 inches in diameter rolls along a line without slipping. How many inches does the wheel roll along its path in 25 revolutions?

　　F. 362.5

　　G.725

　　H. 1,540

　　J.210.25π

　　K.725π

　　三、One hot-air balloon is 10 kilometers (km) east and 3 km north of an airport tower while a second hot-air balloon at the same altitude is 2 km west and 5 km south of the same airport tower. Approximately how many kilometers separate the 2 hot-air balloons?

　　A. 8.2

　　B.12

　　C.14.4

　　D.15.8

　　E. 20

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