Below are presented 4 accounting facts. You are asked to indicate which accounts are affected by them and how (debit/credit). 1. Purchase of goods worth 50.000, 50% in cash and 50% by credit. 2. Sales of goods worth 100.000, 50% in cash and 50% by credit. 3. Payment of a loan installment of 10.000 to the bank from a current account. 4. Payment of supplier X 2.000 in cash