Show all your calculations to received full credit. Use four decimals in your computations. On January 19 th, 2022 the British pound was trading at $1,3599/E. By September 28 th, 2022 its value had fallen to $1.0727/E. Many currency analysts and forecasters were predicting that the pound had reached its lowest point, and that by the end of 2022 it would go u 10% from its September 28 th value. a) What was the pound pier change from January to September? b) What was its foreci st value for the end of 2022