數學題!!!!!快D 幫下手啦

2007-11-30 5:32 pm
Uncle Wong bought 600oranges for $500.Among them 25 are rotten,and the rest are sold at $2 each.Find the profit percent
幫下我啦... 唔該.

回答 (4)

2007-11-30 5:41 pm
✔ 最佳答案
Total amount after sold all 'good' oranges,
$2 x (600 - 25)
= $2 x 575
=$1,150

Then profit in percentage is:
[$1,150.00 - $500.00] / $500.00 x 100%
= $650.00 / $500.00 x 100%
=1300%
2007-12-01 6:49 am
the profit
=2(600-25)-500
=1150-500
=$650

the percentage
650
-------- x100%
500
1.3 x 100%

130 %
2007-11-30 8:33 pm
Income = $2 * (600-25)
=$1150

Profit = $1150 - $500
= $650

Profit percent = 650/500 * 100%
= 130 %
2007-11-30 5:42 pm
Income on selling = 2(600-25)
=1150 (dollars)

Profit = 1150 - 500
= 650 (dollars)

Profit percent = 650/500
= 1.3
= 130 %


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