in a certain game played with red chips and blue chips, each red chip has a point value of X and each blue chip has a point value of Y, where X>Y and X and Y are positive integers. If a player has 5 red chips and 3 blue chips, what is the average (arithmetic mean ) point value of the 8 chips that the player has?
(1) The average point value of one red chip and one blue chip is 5.
(2) The average point value of the 8 chips that the player has is an integer.
The answer is C, how to analyze? Thank you.作者: victoria820 时间: 2010-12-24 21:22
这题我怎么觉得是E,
起码有两组数符合
1. R point is 9 and B point is 1
2. Both R and B are 5作者: rudder86 时间: 2010-12-25 07:00
where X>Y，thus，R cannot be equal to B作者: ozymendias 时间: 2010-12-25 21:17
Thank you
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