Such a great lesson, and encompassing a good half or more of all the math American children learn in seven years of schooling. And applied math at that, something none of our kids learn how to do anymore. Well done!
I'm surprised you have to lay out all the money like this. In the US, the insurance companies pay, all I've ever had to do is to sign forms. What happens to someone who has insurance, but no hedge fund to lend money to the insurance company, which is what this amounts to?