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  3. Column A Column B The number of different positive divisors of 12 The number of

Column A Column B The number of different positive divisors of 12 The number of

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问题 Column A                                             Column B
The number of different positive divisors of 12      The number of different positive divisors of 50
选项 A、if the quantity in Column A is greater
B、if the quantity in Column B is greater
C、if the two quantity are equal
D、if the relationship cannot be determined from the information given
答案C
解析 本题的正确答案为(C)。先把12，50分解成质因子乘积形式

因此，它们的因子数均为(1+1)×(2+1) =6个。
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