1.Calculate the discounted value at 1 April 2012 of payments of 10.2 due on 1 September 2013 and 17.1 due on 1 April 2014. Assume a constant force of interest of 1.4 per annum.

2.Calculate the discounted value at 1 September 2022 of payments of 12.9 due on 1 September 2024 and 19.2 due on 1 March 2025. The interest rate is constantly 10% p.a. effective.

3.Suppose an investor invests initially 2000, and receives two payments, 800 after one year, and 1500 after two years. What is the yield of this transaction, given in %?