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Last month a recycling facility received 175 used automobile batteries, all of which arrived at the facility in crates. Each of these crates contained 19, 20, or 21 used automobile batteries.
Quantity A
The number of crates containing used automatic batteries that arrived at the facility last month
Quantity B
9
C显示答案
· 相关考点
1.1.2 凑整
以上解析由 考满分老师提供。
