更新1:
求列式是指求全部列式。b那條我知是12×4=48 ≈50 CDs, 那么c那条是什么？
求列式，順便幫我看下a那條對不對，不對的話給列式好了。?
回答 (1)
2015-08-25 8:22 am
(a)
Thickness of 12 CDs = 10 cm
Thickness of 1 CD = 10/12 cm = ......
Thickness of 12 CDs = 10 cm
Thickness of 1 CD = 10/12 cm = ......
收錄日期: 2021-04-18 00:03:22
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150825000406AAfjQEk