some math
光碟每張售25元,買5張或以上可獲八折。買6張光碟,共需付多少元?
列式
回答 (11)
✔ 最佳答案
25x6x80%
=150x 80/100
=120(元)
參考: me
25*6*80%
=150*80/100
=15*8
=120
===
Price of 1 Disc = $25
Price of 6 Disc = $25 x 6 = $150
Condition: 20% off if more than 5 discs are purchased
Therefore total amount needed is:
$150 x 0.8
=$120
參考: Me
25x6/10x8
=120
買6張光碟,共需付120元
參考: me
25*6*0.8
=120元
< * =乘>
收錄日期: 2021-04-12 20:57:39
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