请大神讲解一道GMAT数学题……Ify is an integer,then the least possible value of|23 —5y| is(A) 1(B) 2(0 3(D) 4(E) 5

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请大神讲解一道GMAT数学题……Ify is an integer,then the least possible value of|23 —5y| is(A) 1(B) 2(0 3(D) 4(E) 5

请大神讲解一道GMAT数学题……Ify is an integer,then the least possible value of|23 —5y| is(A) 1(B) 2(0 3(D) 4(E) 5
请大神讲解一道GMAT数学题……
Ify is an integer,then the least possible value of
|23 —5y| is
(A) 1
(B) 2
(0 3
(D) 4(E) 5

请大神讲解一道GMAT数学题……Ify is an integer,then the least possible value of|23 —5y| is(A) 1(B) 2(0 3(D) 4(E) 5
y是整数,求原式的最小值吧,y=5时,貌似最小为2,B

If y is an integer, then the least possible value of
|23-5y|
when y=4,|23-5y|=3
when y=5,|23-5y|=2
Ans : (B) 2

个人觉得是E吧