A sum of pens are sold a 20% discount,still make a profit of

学习 时间:2026-08-13 18:49:21 阅读:4019
A sum of pens are sold a 20% discount,still make a profit of 20%,find the profit percentage beforediscounted

最佳回答

美丽的缘分

认真的白云

2026-08-13 18:49:21

这与电影有什么关系?