Calculate the following from the information provided below: 1.2.1 Value of closing inventory using the first-in-first-out (FIFO) method (3 marks) 1.2.2 Value of issues to production using the first-in-first-out (FIFO) method ( 2 marks) 1.2.3 Value of closing inventory using the weighted average cost method ( 4 marks) INFORMATION The following transactions of Gem Manufacturers trek place during August 2022 in respect of a component used in production