1/5单选题
难度：
1.
王先生到银行存了一笔三年期的定期存款，年利率是4.25%．若到期后取出得到本息（本金+利息）33825元．设王先生存入的本金为x元，则下面所列方程正确的是（ ）
| A | x+3×4.25%x=33825 |
| B | x+4.25%x=33825 |
| C | 3×4.25%x=33825 |
| D | 3（x+4.25x）=33825 |
- 提示1：
- PHA+6K6+546L5YWI55Sf5a2Y5YWl55qE5pys6YeR5Li6eOWFg++8mzxicj48L3A+
- 提示2：
- PHA+5qC55o2u4oCc5Yip5oGvPeacrOmHkcOX5Yip546Hw5fml7bpl7TigJ3vvIjliKnnjoflkozml7bpl7TlupTlr7nlupTvvInvvIzliJfmlrnnqIs8YnI+PC9wPg==
- 提示3：
- PHA+5pa556iL5Li6eCszw5c0LjI1JXg9MzM4MjU8YnI+PC9wPg==
正确答案：QQ==
PGRpdj7op6PvvJrorr7njovlhYjnlJ/lrZjlhaXnmoTmnKzph5HkuLp45YWD77yM5qC55o2u6aKY5oSP5b6X5Ye677yaPGJyPngrM8OXNC4yNSV4PTMzODI177ybPGJyPuaVhemAie+8mkHvvI48YnI+PC9kaXY+
2/5单选题
难度：
2.
王大爷存入银行2500元，定期一年到期后扣除20%的利息税后得到本息和为2650元，若这种储蓄的年利率为x，那么可得方程（ ）
| A | 2500（1+x）=2650 |
| B | 2500（1+x%）=2650 |
| C | 2500（1+x |
| D | 2500（1+x |
80%）=2650- 提示1：
- PHA+5Yip5oGvPeacrOmHkTxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8xMy8zRi9yQkFDRTFNR0J6WGdEZ1dqQUFBQkRHbFFta3M1NTgucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzEzLzNGL3JCQUNFMU1HQnpYZ0RnV2pBQUFCREdsUW1rczU1OC5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSIxMCI+5Yip546Hw5fml7bpl7Q9MjUwMHg8L3A+
- 提示2：
- PHA+56iO5ZCO5Yip5oGvPeWIqeaBry3liKnmga/nqI49MjUwMCgxLTIwJSl4PC9wPg==
- 提示3：
- PHA+5pys5oGv5ZKMPeacrOmHkSvnqI7lkI7liKnmga89MjUwMCsyNTAwKDEtMjAlKXg8L3A+
正确答案：Qw==
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
3/5单选题
难度：
3.
小聪把4000元钱存入银行，年利率为5%，到期时他得到利息1000，不计利息税，他一共存了（ ）
| A | 6年 |
| B | 5年 |
| C | 4年 |
| D | 3年 |
- 提示1：
- PHA+6K6+5LiA5YWx5a2Y5LqGeOW5tDs8YnI+PC9wPg==
- 提示2：
- PHA+5qC55o2u5Yip5oGvPeacrOmHkcOX5bm05Yip546Hw5flubTmlbAs5YiX5pa556iLPGJyPjwvcD4=
- 提示3：
- PHA+5pa556iL5Li6eMOXNDAwMMOXNSU9MTAwMDxicj48L3A+
正确答案：Qg==
PGRpdj7op6PvvJrorr7kuIDlhbHlrZjkuoZ45bm077yMPGJyPueUsemimOaEj+W+l++8jHjDlzQwMDDDlzUlPTEwMDDvvIw8YnI+6Kej5b6X77yaeD0177yOPGJyPuWNs+S4gOWFseWtmOS6hjXlubTvvI48YnI+5pWF6YCJQu+8jjwvZGl2Pg==
4/5单选题
难度：
4.
两年期定期储蓄的年利率为2.25%，按国家规定，所得利息要缴纳5%的利息税．某人于2007年9月存入银行一笔钱，2009年9月到期时，共得税后利息684元，则他2007年9月的存款额为（ ）
| A | 20000元 |
| B | 18000元 |
| C | 16000元 |
| D | 12800元 |
- 提示1：
- PHA+5pys5oGv5ZKMPeacrOmHkSvnqI7lkI7liKnmga88L3A+
- 提示2：
- PHA+56iO5ZCO5Yip5oGvPeWIqeaBry3liKnmga/nqI48L3A+
- 提示3：
- PHA+5Yip5oGvPeacrOmHkTxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8xMC80MS9yQkFDRTFNRVl6MmpaSnk4QUFBQkRCMThpc3MwMDUucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzEwLzQxL3JCQUNFMU1FWXoyalpKeThBQUFCREIxOGlzczAwNS5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSIxMCI+5Yip546Hw5fml7bpl7Q8YnI+PC9wPg==
- 提示4：
- PHA+56iO5ZCO5Yip5oGvPeWtmOasvuaVsMOXMi4yNSXDl++8iDEtNSXvvInDl+W5tOaVsO+8jDxicj48L3A+
正确答案：Qw==
PGRpdj7op6PvvJrorr4yMDA35bm0OeaciOeahOWtmOasvumineS4unjlhYPvvIznlLHpopjmhI/lvpc8YnI+Mi4yNSXDl++8iDEtNSXvvInDlzJ4PTY4NO+8jDxicj7op6Plvpd4PTE2MDAw77yOPGJyPuaVhemAiUPvvI48L2Rpdj4=
5/5单选题
难度：
5.
银行教育储蓄的年利率如下表：
| 一年期 | 二年期 | 三年期 |
| 2.25 | 2.43 | 2.70 |
小明现正读七年级，今年7月他父母为他在银行存款30000元，以供3年后上高中使用．要使3年后的收益最大，则小明的父母应该采用（ ）
| A | 直接存一个3年期 |
| B | 先存一个1年期的，1年后将利息和自动转存一个2年期 |
| C | 先存一个1年期的，1年后将利息和自动转存两个1年期 |
| D | 先存一个2年期的，2年后将利息和自动转存一个1年期 |
- 提示1：
- PHA+55u05o6l5a2Y5LiA5LiqM+W5tOacn+eahOaUtuebiuaYr++8mjPDlzMwMDAww5cyLjcwJe+8mzxicj48L3A+
- 提示2：
- PHA+5YWI5a2Y5LiA5LiqMeW5tOacn+eahO+8jDHlubTlkI7lsIbliKnmga/lkozoh6rliqjovazlrZjkuIDkuKoy5bm05pyf55qE5pS255uK5piv77yaMzAwMDDDlzIuMjUlKzLDl++8iDMwMDAwKzMwMDAww5cyLjI1Je+8icOXMi40MyXvvJs8YnI+PC9wPg==
- 提示3：
- PHA+5YWI5a2Y5LiA5LiqMeW5tOacn+eahO+8jDHlubTlkI7lsIbliKnmga/lkozoh6rliqjovazlrZjkuKTkuKox5bm05pyf55qE5pS255uK5piv77yaPGJyPjMwMDAww5cyLjI1JSvvvIgzMDAwMCszMDAwMMOXMi4yNSXvvInDlzIuMjUlPGJyPjwvcD4=
- 提示4：
- PHA+5YWI5a2Y5LiA5LiqMuW5tOacn+eahO+8jDLlubTlkI7lsIbliKnmga/lkozoh6rliqjovazlrZjkuIDkuKox5bm05pyf55qE5pS255uK5piv77yaMsOXMzAwMDDDlzIuNDMlK++8iDMwMDAwKzLDlzMwMDAww5cyLjQzJe+8iTIuMjUlPGJyPjwvcD4=
正确答案：QQ==
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