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标题: 大家看下这个怎么做 [打印本页]

作者: 麦兜woo 时间: 2010-10-2 11:09
标题: 大家看下这个怎么做
If 1050-74 is written as an integer in base deecimal notation, what is the sum of the digits in that integer?
A. 424
B. 433
C. 440
D. 449
E. 467
这题是什么意思啊，要求什么，怎么解？帮忙解释下，谢谢

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