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# Is x an integer? 1. 2x/3 is an integer 2. x-4 is an integer

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Senior Manager
Joined: 02 Mar 2004
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Is x an integer? 1. 2x/3 is an integer 2. x-4 is an integer [#permalink]  08 Apr 2004, 01:50
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Is x an integer?

1. 2x/3 is an integer
2. x-4 is an integer
CEO
Joined: 15 Aug 2003
Posts: 3467
Followers: 61

Kudos [?]: 718 [0], given: 781

can anyone explain please? i simply cant move such threads into the categories.. help me
SVP
Joined: 30 Oct 2003
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Location: NewJersey USA
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Kudos [?]: 43 [0], given: 0

a) 2x/3 is integer if x = 4.5 then 2x/3 = 3 but x is not an integer
if x = 3 then 2x/3 = 6

b) Any interger subtracted from another integer should yield integer
So B is sufficient.
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