问题描述：
英语翻译
1.Many stores have some discount items.Tom notices that a store has a bag on sale.The original price of the bag is $100.On that day,the price is reduced 40%.How much money does Tom need to pay for the bag?
2.After buying the bag,what percent of the $100 that he earned does Tom have left for other expenses?
1.Many stores have some discount items.Tom notices that a store has a bag on sale.The original price of the bag is $100.On that day,the price is reduced 40%.How much money does Tom need to pay for the bag?
2.After buying the bag,what percent of the $100 that he earned does Tom have left for other expenses?
问题解答：
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