15. (a) Brief about the methods employed under single entry system to find out the profit / loss. Or (b) Krishan started liis business un lat April, 2019 with a Capital of Rs.1,00,000. On 31st March, 2020, his assets were: Details Rs. Cash 3.200 Stock 34,800 Debtors 31,000 Plant 85,000 He owed Rs. 12,000 to sundry creditors and Rs.10,000 to his brother on that date. He withdrew Rs.2,000 per month for the private expenses. Ascertain his profit. Page 6