题目信息
The product of 3,305 and the 1-digit integer xis a
5-digit integer. The units (ones) digit of the product is 5
and the hundreds digit is y. If A is the set of all possible
values of x and B is the set of all possible values of
y, then which of the following gives the members of A
and B?
A:A{l, 3, 5, 7, 9} B{0, 1, 2, 3,4, 5,6, 7,8, 9)
B:A{l, 3, 5, 7, 9} B{l, 3, 5, 7, 9)
C:A{3, 5, 7, 9} B{l, 5, 7, 9)
D:A{5, 7, 9} B{l, 5, 7)
E:A{5, 7, 9} B{l, 5, 9)
参考答案及共享解析

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已选答案:
正确答案:
D:A{5, 7, 9} B{l, 5, 7)
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