Correction of errors — practice question

Neith trades goods. Her financial year finishes on 31 March. Neith drew up the trial balance below, but it contains some mistakes. Neith Trial Balance as at 31 March 2021 Fixtures and equipment at cost Debit $300000 Provision for depreciation of fixtures and equipment Credit $120000 Inventory Credit $9100 Trade receivables Credit $16100 Provision for doubtful debts Debit $322 Petty cash Debit $100 Bank overdraft Debit $11400 Trade payables Credit $3200 Capital at 1 April 2020 Credit $160000 Sales Credit $107498 Purchases Debit $41520 Rent and rates Debit $16000 Office expenses Debit $9000 General expenses Debit $8150 Suspense Credit $210594 Totals Debit $506492 Credit $506492 Additional information 1 The inventory figure at 31 March 2021 was already included in the trial balance. On 1 April 2020, inventory was valued at $8800. 2 On 30 March 2021, a motor vehicle was sold at its book value, $2750. The disposal was entered correctly, but no entry was made in the purchaser's account. The purchaser was due to settle the amount on 30 April 2021.