F. Jones is starting a new business. Before starting to sell anything, he bought furniture for Khs. 1,200, a van for Khs6,000 and stock of goods Khs 2,800. Although he paid in full for the furniture and the van, he still owes Khs 1,600 for some of the goods. Mr. A Rob lent him Khs 2,500. After the above transactions, Jones has Khs 200 in the business bank account and Khs 175 as cash in hand. You are required to calculate his capital.