【GMAT考满分数学PS题库】S={0.1,0.01,0.001,0.0001,0.00001}. How many differ_真题_答案_解析 GMAT考满分官网

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S={0.1,0.01,0.001,0.0001,0.00001}. How many different results of the sum of n ($$n \geq 2$$) numbers can be achieved if the number are taken out from the set S?

A10
B12
C18
D24
E26

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正确答案: E

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