問題詳情
6. 若 a: 6: 10=22: b: 20,則 a+b=?
(A)21
(B)22
(C)23
(D)24
(A)21
(B)22
(C)23
(D)24
參考答案
答案:C
難度:計算中-1
書單:沒有書單,新增
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