whichscore wrote:
Is the positive integer n a multiple of 24 ?
(1) n is a multiple of 4.
(2) n is a multiple of 6.
Is the positive integer n a multiple of 24 ?
(1) n is a multiple of 4. Not sufficient.
(2) n is a multiple of 6. Not sufficient.
(1)+(2) n is a multiple of both 4 and 6 which means thatit's a multiple of least common multiple of 4 and 6 , which is 12. So, even taken together statements are not sufficient, since n can be for example 12 as well as 24. Not sufficient.
Answer: E.
Generally if a positive
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