Assets and liabilities at the beginning of the period were $100,000 and $60,000, respectively. Assets and liabilities at the end of the period were $175,000 and $105,000, respectively. Withdrawals by the owner during the period were $15,000 and there was no investment by the owner during the period.

Assets and liabilities at the beginning of the period were $100,000 and $60,000, respectively. Assets and liabilities at the end of the period were $175,000 and $105,000, respectively. Withdrawals by the owner during the period were $15,000 and there was no investment by the owner during the period The income during the period was --. Fill in the blank