请阅读下面这张Markdown格式的表格并回答问题。同一行中不同列的单元格用'|'分隔，不同行的单元格用'
'分隔。

表格:
| 编号 | 书名 | 总页数 | 题页数 | 题量 | 单价/元 | 定制封面价格 |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | 加减基础册（非手写字体，用的与小学接轨的通用字体) | 58.0 | 58.0 | 2820.0 | 7.5 | 10.0 |
| 2.0 | 2位3笔 | 34.0 | 30.0 | 1500.0 | 6.6 | 9.1 |
| 3.0 | 2位5笔8笔10笔 | 46.0 | 40.0 | 1200.0 | 7.5 | 10.0 |
| 4.0 | 3位基础册（非手写字体，用的与小学接轨的通用字体) | 45.0 | 40.0 | 1900.0 | 7.0 | 9.5 |
| 5.0 | 1-3位5笔 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 6.0 | 1-3位10笔 | 45.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 7.0 | 4位基础册 | 46.0 | 40.0 | 1520.0 | 7.0 | 9.5 |
| 8.0 | 3-4位5笔 | 43.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 9.0 | 4位10笔 | 45.0 | 40.0 | 800.0 | 7.0 | 9.5 |
| 10.0 | 5位基础册 | 47.0 | 40.0 | 1050.0 | 7.5 | 10.0 |
| 11.0 | 5位5笔 | 48.0 | 40.0 | 840.0 | 7.5 | 10.0 |
| 12.0 | 5位10笔 | 40.0 | 40.0 | 800.0 | 7.0 | 9.5 |
| 13.0 | 6位基础册 | 46.0 | 40.0 | 1050.0 | 7.0 | 9.5 |
| 14.0 | 6位5笔 | 45.0 | 40.0 | 840.0 | 7.0 | 9.5 |
| 15.0 | 7位基础册 | 49.0 | 40.0 | 1050.0 | 7.5 | 10.0 |
| 16.0 | 7位5笔 | 45.0 | 40.0 | 600.0 | 7.0 | 9.5 |
| 17.0 | 国际11-9级心算 | 55.0 | 50.0 | 2100.0 | 7.5 | 10.0 |
| 18.0 | 国际8级心算 | 47.0 | 42.0 | 1750.0 | 7.5 | 10.0 |
| 19.0 | 国际7级心算 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 20.0 | 国际6级心算 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 21.0 | 国际5级心算 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 22.0 | 国际4级心算 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 23.0 | 国际3级心算 | 48.0 | 40.0 | 1200.0 | 7.5 | 10.0 |
| 24.0 | 国际2级心算 | 43.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 25.0 | 国际1级心算 | 44.0 | 40.0 | 800.0 | 7.0 | 9.5 |
| 26.0 | 基础乘法 | 52.0 | 44.0 | 3300.0 | 7.5 | 10.0 |
| 27.0 | 2位乘2位 | 50.0 | 40.0 | 3000.0 | 7.5 | 10.0 |
| 28.0 | 3位乘2位 | 70.0 | 60.0 | 3000.0 | 8.0 | 10.5 |
| 29.0 | 3位乘3位 | 70.0 | 60.0 | 3000.0 | 8.0 | 10.5 |
| 30.0 | 3位乘4位 | 75.0 | 60.0 | 1800.0 | 8.0 | 10.5 |
| 31.0 | 4位乘4位 | 75.0 | 60.0 | 1800.0 | 8.0 | 10.5 |
| 32.0 | 基础除法 | 44.0 | 40.0 | 3000.0 | 7.0 | 9.5 |
| 33.0 | 3-4位除1位 | 47.0 | 40.0 | 3000.0 | 7.5 | 10.0 |
| 34.0 | 除两位等于1-2位 | 47.0 | 40.0 | 3000.0 | 7.5 | 10.0 |
| 35.0 | 1999版心算十级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 36.0 | 1999版心算九级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 37.0 | 1999版心算八级 | 54.0 | 50.0 | 1000.0 | 7.5 | 10.0 |
| 38.0 | 1999版心算七级 | 75.0 | 65.0 | 560.0 | 8.5 | 11.0 |
| 39.0 | 1999版心算六级 | 75.0 | 70.0 | 560.0 | 8.5 | 11.0 |
| 40.0 | 1999版心算五级 | 65.0 | 60.0 | 600.0 | 8.0 | 10.5 |
| 41.0 | 1999版心算四级 | 75.0 | 70.0 | 560.0 | 8.5 | 11.0 |
| 42.0 | 1999版心算三级 | 61.0 | 55.0 | 440.0 | 8.0 | 10.5 |
| 43.0 | 1999版心算二级 | 61.0 | 55.0 | 440.0 | 8.0 | 10.5 |
| 44.0 | 1999版心算一级 | 63.0 | 60.0 | 300.0 | 8.0 | 10.5 |
| 45.0 | 1999版乘算七级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 46.0 | 1999版乘算六级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 47.0 | 1999版乘算五级 | 70.0 | 60.0 | 1800.0 | 8.0 | 10.5 |
| 48.0 | 1999版乘算四级 | 53.0 | 45.0 | 1350.0 | 7.5 | 10.0 |
| 49.0 | 1999版乘算三级 | 47.0 | 40.0 | 1200.0 | 7.5 | 10.0 |
| 50.0 | 1999版乘算二级 | 47.0 | 40.0 | 1200.0 | 7.5 | 10.0 |
| 51.0 | 1999版乘算一级 | 47.0 | 40.0 | 1200.0 | 7.5 | 10.0 |
| 52.0 | 1999版除算七级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 53.0 | 1999版除算六级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 54.0 | 1999版除算五级 | 45.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 55.0 | 1999版除算四级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 56.0 | 1999版除算三级 | 45.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 57.0 | 1999版除算二级 | 47.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 58.0 | 1999版除算一级 | 45.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 59.0 | 2006版心算十级 | 45.0 | 40.0 | 2000.0 | 7.0 | 9.5 |
| 60.0 | 2006版心算九级 | 46.0 | 40.0 | 2000.0 | 7.5 | 10.0 |
| 61.0 | 2006版心算八级 | 46.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 62.0 | 2006版心算七级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 63.0 | 2006版心算六级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 64.0 | 2006版心算五级 | 44.0 | 40.0 | 1200.0 | 7.0 | 9.5 |
| 65.0 | 2006版心算四级 | 55.0 | 50.0 | 1000.0 | 7.5 | 10.0 |
| 66.0 | 2006版心算三级 | 55.0 | 50.0 | 1000.0 | 7.5 | 10.0 |
| 67.0 | 2006版心算二级 | 45.0 | 40.0 | 640.0 | 7.0 | 9.5 |
| 68.0 | 2006版心算一级 | 44.0 | 67.0 | 1072.0 | 7.0 | 9.5 |
| 69.0 | 2006版乘算六级 | 48.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 70.0 | 2006版乘算五级 | 48.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 71.0 | 2006版乘算四级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 72.0 | 2006版乘算三级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 73.0 | 2006版乘算二级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 74.0 | 2006版乘算一级 | 47.0 | 40.0 | 1600.0 | 7.5 | 10.0 |
| 75.0 | 2006版除算六级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 76.0 | 2006版除算五级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 77.0 | 2006版除算四级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 78.0 | 2006版除算三级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
| 79.0 | 2006版除算二级 | 45.0 | 40.0 | 1600.0 | 7.0 | 9.5 |
问题:
你知道买一本国际1级心算要花多少钱吗？
Answer:
7.0