Balances on the main inventory accounts are as follows:
- Sales revenue ....................................£ 18,000
- Purchases..........................................£12,000
- Opening inventory............................... £1,000
- Returns inward................................... £1,500
- Returns outward...................................£ 500
- Carriage outward.................................£ 200
- Carriage inward................................... £900
- Discount received.................................£1,000
The closing inventory count reveals inventory of £1,500.
Required
Determine the gross profit.