Problem Solving
试题详情
题目：
The average of six consecutive integers in increasing order of size is 912 . What is the average of the last three integers?
选项:
A、A8
B、B912
C、C10
D、D11
E、E19
答案:
D
提问：
the average of six consecutive integers in increasing order of size is 912?什么叫size is 912
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