求助一道PREP 数学DS题...If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..
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![求助一道PREP 数学DS题...If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..](/uploads/image/z/13634373-21-3.jpg?t=%E6%B1%82%E5%8A%A9%E4%B8%80%E9%81%93PREP+%E6%95%B0%E5%AD%A6DS%E9%A2%98...If+r+and+s+are+positive+integers%2Cis+r%2Fs+an+integer%3F%281%29+Every+factor+of+s+is+also+a+factor+of+r.%282%29+Every+prime+factor+of+s+is+also+a+prime+factor+of+r.%E4%BD%86%E6%88%91%E8%A7%89%E5%BE%97AB%E6%98%AF%E4%B8%80%E4%B8%AA%E9%81%93%E7%90%86%2C%E9%83%BD%E4%B8%8D%E5%BA%94%E8%AF%A5%E9%80%89%E5%95%8A...%E7%8A%AF%E8%BF%B7%E7%B3%8A%2C..)
求助一道PREP 数学DS题...If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..
求助一道PREP 数学DS题...
If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..
求助一道PREP 数学DS题...If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..
求各位大牛帮忙解释上面两题,多谢:'( 查看原帖>>
求助一道PREP 数学DS题...If r and s are positive integers,is r/s an integer?(1) Every factor of s is also a factor of r.(2) Every prime factor of s is also a prime factor of r.但我觉得AB是一个道理,都不应该选啊...犯迷糊,..
gmat数学DS部分 prep上的一道题,gmat数学DS部分 prep上的一道题,也看不到答案.177.If x and y are positive integers,what is the value of xy (1) The greatest common factor of x and y is 10.(2) The least common multiple of x and y is
求助数学一道题!谢谢
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