On 1st April, 2018, an existing firm had assets of Rs. 75,000 including cash of Rs.5,000. Its creditors amounted to Rs. 5,000 on that date. The firm had a Reserve of Rs. 10,000 while Partners Capital Accounts showed a balance of Rs. 60,000. If Normal Rate of Return is 20% and goodwill of the firm is valued at Rs. 24,000 at four years purchase of super profit, find average profit per year of the existing firm.
