問題詳情
18.李老師退休後準備經營炸雞店時，以一萬元購買機器設備，右圖是她營業八個月來（每月底結算當月）收入與支出的情形。請問：若不考慮其他因素，李老師回收當初購置機器設備的成本後並開始有盈餘，
應是從幾月分開始？
(A) 1
(B)4
(C) 6
(D) 8 。
應是從幾月分開始？
(A) 1
(B)4
(C) 6
(D) 8 。
參考答案
答案：C
難度：適中0.452555
統計：A(9),B(51),C(62),D(15),E(0)
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