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题库 / OG2018Q-DS-247
If ~$m$~ and ~$n$~ are positive integers, is ~$m + n$~ divisible by 4?
(1) ~$m$~ and ~$n$~ are each divisible by 2.
(2) Neither ~$m$~ nor ~$n$~ is divisible by 4.
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
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