Durban traders had sold goods on credit to B.Botha for R13680 on 16 May 20.1. The amount on this invoice was inclusive VAT of 14%. The mark-up on cost was 100% . On June 20.1 B.Botha had paid Durban Traders an amount of R9120. By 31 August 20.1 it was found that B.Botha had disappeared without trace and all efforts to rescue the outstanding amount owed by him had failed It was decided to write off the balance owing by B.Botha. Calculate the adjusted amount of VAT that Durban Traders is liable to pay SARS