2. 职称英语
  3. The sum of the non-prime numbers between 40 and 50, non-inclusive, isA、131B、176

The sum of the non-prime numbers between 40 and 50, non-inclusive, isA、131B、176

游客2024-01-14  77
问题 The sum of the non-prime numbers between 40 and 50, non-inclusive, is
选项 A、131
B、176
C、274
D、405
E、495
答案 C
解析 The non-prime numbers between 40 and 50 are 42, 44, 45, 46, 48, and 49. (Remember, the non-inclusive means we don’t include the 40 and 50.) Add them all up and we get 274.
转载请注明原文地址:http://tihaiku.com/zcyy/3360536.html
相关试题推荐
随机试题
最新回复(0)