1：
If the integers a and n are greater than 1,and the product of the first 8 positive integers is a multiple of a ^n ,what is the value of a?
(1) a ^n =64
(2)n=6
2：
Did one of the 3 members of a certain team sell at least 2 raffle tickets yesterday?
(1)The 3 members sold a totle of 6 raffle tickets yesterday
(2)No 2 of the members sold the same number of raffle yesterday.
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发表于 2015-7-16 15:30:33
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