warfaa is setting up anew business. before selling anything he bought avan for $4500,a shop for $2000 and stock of good for $1500, he did not pay in full for the stock and still ownest $1000 from respect of them . he borrowed $5000 from farah . after the events just described and before trading start he has 400 cash in hand and 1100 cash at bank , calculate warfaa's capital.​