家明用132元買了一部玩具車,玩具店出售這部玩具車賺了10%,這部玩具車的成本是多少元?
(橫式、部驟、答案)
賺賠問題(P.6)
2006-11-29 4:38 am
回答 (6)
2007-06-14 11:12 pm
橫式:132/(1+10%)
部驟:=132/110%
=$120
部驟:=132/110%
=$120
2006-11-29 5:11 am
132*(1-10%)
=132*90%
=$118.8
呢個岩硬，之前有d都唔岩既，唔好信牙
=132*90%
=$118.8
呢個岩硬，之前有d都唔岩既，唔好信牙
2006-11-29 5:05 am
132 / (100% + 10%)
=132 / 110%
=12
這部玩具車的成本是12元
=132 / 110%
=12
這部玩具車的成本是12元
2006-11-29 4:58 am
132*(1+10%)
=132*110%
=120
=132*110%
=120
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https://hk.answers.yahoo.com/question/index?qid=20061128000051KK03967