17题答案是不是错了？

老师好啊哦本题完全没看懂，note 8 to 2010，下面答案里还有9*（1260/140）都是啥？能解释一下这道题吗？

第10题，求MWRR时，如何分析每年的现金流，麻烦画出图。

The party making the fixed-rate payment under a swap contract may also have to make the variable payment on that contract if the swap is belonged to: A currency swap. B interest rate swap. C equity swap. 答案说选c，有点不可思议

Hellen owns 100 shares of Baker stock, which is trading at $87 per share, and Bob is short 200 shares of Baker. Hellen wants to buy 100 more shares if the price rises to $95, and Brown wants to cover his short position and take profits if it falls to $76. The orders Hellen and Bob should enter to accomplish their stated objectives are: A Limit buy @ 95 for Hellen; Limit buy @ 76 for Bob B Limit buy @ 95 for Hellen; Stop buy @76 for Bob C Stop buy @95 for Hellen; Limit buy @ 76 for Bob 这题答案是不是有问题，答案说选c，

老师 麻烦解释一下这道题

老师 可以解释一下这道题以及答案吗 看不懂参考答案

老师C选项是什么意思 为什么不正确

老师 B选项为什么不正确？ official policy rate和interbank borrowing rate 有什么关系

老师 为什么A选项不正确 ？ 货币供应量增加会造成inflation，所以inflation和money有因果关系。这样想 不对吗？