問題詳情
18. 如圖(六),表演台前共有15排座位,其中第一排有30個,且每一排均比前一排多2個座位。若某校有1~25班,每班20人,並依下列方式安排學生入座: 1.依班級順序先排第一班,安排完後再排下一班。 2.前排的座位排滿後,才排下一排座位。請問哪一班的學生全部都坐在第8排?
(A)第12班
(B)第13班
(C)第14班
(D)第15班
(A)第12班
(B)第13班
(C)第14班
(D)第15班
參考答案
無參考答案
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