Really appreciate the help :)

Zion Ltd started operation on 1st May 2020, buying and selling Computers at Macquarie Park. Journalise the following transactions for the month of May for Zion Ltd using a period inventory system (assumes 10% GST applies) May 2 Purchased 150 computers for $1,200 (GST exclusive) each on account from Officeworks. May 7 Returned 14 damaged computers purchased from Officeworks. May 10 Sold 50 computers for $2,000 (GST exclusive) each on account. May 15 A customer returned 4 computers sold on May 10. Narrations are not required. 7 B I E $ Date Account Titles Debit Credit