Current one-year interest rates in the UK are 6 percent, while one-year interest rates in the US are 4 percent.A US investor has $600,000 and wants to invest in the UK. The current spot rate of the pound is $1.23. a. According to the IFE, what should the spot rate of the pound in one year be? ( 4 marks) b. If the investor expects the spot rate of the pound in one year to be $1.40, what would be the investors return if he invests in the UK? ( 4 marks) c. If the investor expects the spot rate of the pound in one year to be $1.12, what would be the investors returnif he invests in the UK? ( 4 marks) d. What must the spot rate of the pound be in one year for investor's to be better off investing in the UK than the US? (4 marks)