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What is the total number of integers between 1 00 and 300 that are divisible by
What is the total number of integers between 1 00 and 300 that are divisible by
游客
2024-01-12
63
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问题
What is the total number of integers between 1 00 and 300 that are divisible by 3?
选项
A、66
B、67
C、68
D、65
E、64
答案
B
解析
这道题目中300刚好是3的倍数,不用往小里凑;同理如果a恰好是n的倍数,也不需要把a往大里凑;因此这道题的计算方法为:(300-102)/3+1=67,正确答案为B。
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