I need complete solution with formulas used. need in 50 mins i will thumb up

Required information [The following information applies to the questions displayed below.] In its first month of operations, Literacy for the Illiterate opened a new bookstore and bought merchandise in the following order: (1) 300 units at \$7 on January 1, (2) 450 units at \$8 on January 8, and (3) 750 units at \$9 on January 29. quired: suming 900 units are on hand at the end of the month, calculate the cost of goods available for sale, ending inventory, and cost of ods sold under FIFO. Assume a periodic inventory system is used. (Round "Cost per Unit" to 2 decimal places.)