买一支钢笔比买6支铅笔还贵0.6元,每支铅笔0.8元每支钢笔多少元

2025-04-05 00:36:35
推荐回答(1个)
回答1:

解:钢笔价钱是0.8*6+0.6
=4.8+0.6
=5.4(元)
答: