On 31st March, 2018, after the closing of the accounts, the Capital Accounts of P, Q and R stood in the books of the firm at ₹ 40,000; ₹ 30,000 and ₹ 20,000 respectively. Subsequently, it was discovered that interest on capital @ 5% had been omitted. Profit for the year ended 31st March, 2018 amounted to ₹ 60,000 and the partners' drawings had been P–₹ 10,000, Q–₹ 7,500 and R–₹ 4,500. The profit-sharing ratio of P, Q and R is 3 : 2 : 1. Give necessary adjustment entry.