[求助]PREP数学，看不懂题目

古都飘樱

 A certain bank charges a maintenance fee on a standard Sue's checking account each month that the balance fails below $1,000 at any time during the month. Did the bank charge a maintenance fee on Sue's srandard checking account last month?

1. At the beginning of last month, Sue's account balance was $1,500

2, During last month, a total of $2,000 was withdrawn from Sue's checking account

答案是E

请各位帮我翻译一下~~

wawadream

take the deposit transaction into account.

rainsun

以下是引用古都飘樱在2008-10-25 15:48:00的发言：

 A certain bank charges a maintenance fee on a standard Sue's checking account each month that the balance fails below $1,000 at any time during the month. Did the bank charge a maintenance fee on Sue's srandard checking account last month?

1. At the beginning of last month, Sue's account balance was $1,500

2, During last month, a total of $2,000 was withdrawn from Sue's checking account

答案是E

请各位帮我翻译一下~~

是说这家银行如果你每个月任意时间存款余额少于1000刀，就要收手续费。 问收手续费没？

因为没说往里存了多少钱，所以即使取了2000 也不能证明，某时间少于了 1000刀