問題詳情
4.若a:b＝5:3，則下列敘述何者正確？
(A) a與b成正比
(B) a的5倍等於b的3倍
(C) a:3＝b:
(D) b＝5/3a
(A) a與b成正比
(B) a的5倍等於b的3倍
(C) a:3＝b:
(D) b＝5/3a
參考答案
答案：A
難度：計算中-1
書單：沒有書單，新增
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