數學題.....................

2006-11-12 3:50 am
關太以$100000購入一套首飾,然後以22.5%的虧蝕百分率賣出,求該套首飾的賣出價.

回答 (6)

2006-11-12 3:54 am
✔ 最佳答案
$100000x(1-22.5%)

=$100000x77.5%

=$77500
2006-11-13 4:28 am
=$77500
2006-11-12 4:41 am
77500
2006-11-12 4:14 am
$100,000 x (1-0.225) = $77,500
參考: myself
2006-11-12 3:56 am
因虧蝕百分率是 22.5% , 所以該套首飾是以(1-22.5%)的百分率賣出

所以該套首飾賣出價是 100000 X (1-22.5%)
=100000 X (77.5%)
=77500
2006-11-12 3:55 am
100000÷(1-22.5%)
=129032.2
參考: me


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