please solve complete requirement

3. Citibank has developed a way of creating a zero-coupon bond, called a strip, from the coupon bearing Treasury bond by selling each of cash flows underlying the coupon- bearing bond as a separate security. You as a treasurer working for Citibank, have a relatively simple trading strategy. You would buy strips and sell them in the forward market. Suppose for example, that the 3-month interest rate is 4% per annum and the spot price of a strip is $70. a. What will be the 3-month forward price? (1 mark) b. Assuming that actual forward price is 72, formulate an arbitrage strategy. (4 marks)