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If j and k are positive integers, is 6 a factor of j?

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by BTGmoderatorDC » Sat Jun 01, 2019 5:07 pm

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Answers

A

B

C

D

E

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If j and k are positive integers, is 6 a factor of j?

(1) 6 is a factor of jk.

(2) 6 is not a factor of k.

OA E

Source: Princeton Review
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Source: — Data Sufficiency |

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by Ian Stewart » Sun Jun 02, 2019 6:40 am
Using both Statements, 6 clearly could be a factor of j, but it might be true that j = 2 and k = 3, say, or j = 3 and k =2, and that 6 is not a factor of j. So the answer is E.
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