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2010-8-17 16:07
kimwong3252000
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2010-8-17 16:07
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2010-8-17 16:08
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2010-8-17 16:09
kimwong3252000
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2010-8-17 16:09
wilson29
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2010-8-17 16:10
kimwong3252000
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2010-8-17 16:16
wilson29
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2010-8-17 16:19
aidan10896
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2010-8-17 16:23
wilson29
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Mr. Chan read 40% of a book in the morning and 50% in the evening.If 25 pages are unread,how many pages does the book have in total?
2010-8-17 16:27
aidan10896
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2010-8-17 16:28
wilson29
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2010-8-17 16:29
wilson29
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2010-8-17 16:30
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2010-8-17 16:32
wilson29
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2010-8-17 16:35
wilson29
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Mr. Chan read 40% of a book in the morning and 50% in the evening.If 25 pages are unread,how many pages does the book have in total?
2010-8-17 16:42
Master
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2010-8-17 16:43
Master
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2010-8-17 16:47
aidan10896
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2010-8-17 16:48
Master
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2010-8-17 16:52
wilson29
�^�_ #59 Master �����l
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2010-8-17 16:52
aidan10896
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2010-8-17 16:54
Master
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2010-8-17 16:56
wilson29
�^�_ #62 Master �����l
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2010-8-17 17:00
aidan10896
[quote]�쩫�� [i]Master[/i] �� 2010-8-17 16:54 �o��
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2010-8-17 17:02
Master
[quote]�쩫�� [i]aidan10896[/i] �� 2010-8-17 17:00 �o��
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2010-8-17 17:03
wilson29
�^�_ #65 Master �����l
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2010-8-17 17:30
wilson29
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Mr. Chan read 40% of a book in the morning and 50% in the evening.If 25 pages are unread,how many pages does the book have in total?
2010-8-17 17:48
Reguna
�^�_ #67 wilson29 �����l
250�o
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2010-8-17 17:49
wilson29
�^�_ #68 Reguna �����l
d�H�����z��.
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2010-8-17 17:55
Reguna
�^�_ #69 wilson29 �����l
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40%+50%=90%(�v����)
��25�Y100%(�`����)-90%(�w�ݪ�)=10%(���ݪ�,�j�Y25)
100%/10%=10
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2010-8-17 17:59
wilson29
�^�_ #70 Reguna �����l
100%/(100%-90%)x25
2010-8-17 18:01
wilson29
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A can of luncheon meat coat $17.25,which is 15% more expensive than sardines.How much does a can of sardine cost?
2010-8-17 18:23
wilson29
�^�_ #72 wilson29 �����l
���S���H���کO!!!!!!!!!!
2010-8-17 18:39
Reguna
�^�_ #73 wilson29 �����l
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17.25*(100%-15%)=14.6625(��)
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2010-8-17 18:42
wilson29
�^�_ #74 Reguna �����l
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2010-8-17 18:44
Reguna
�^�_ #75 wilson29 �����l
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2010-8-17 18:45
wilson29
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An eletric appliance store is having a seasonal sale. Washing machine are 15% off. If the selling price is $3570 now.What is the original price?
2010-8-17 18:49
Reguna
�^�_ #77 wilson29 �����l
4200��
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2010-8-17 18:53
wilson29
�^�_ #78 Reguna �����l
Daddy's salsry increased by 5%,and the new salsry is $13125.What was the original salsry?
2010-8-17 18:56
Reguna
�^�_ #79 wilson29 �����l
12500
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