Average Profit = Rs. 2,50,000
Overvaluation of Stock = Rs. 10,000
Actual Average Profit = Rs. 2,50,000 - Rs. 10,000 (Note) = Rs. 2,40,000
Normal Profit = Capital Employed (Investment) `xx` Normal Rate of Return/100
` " " ` = Rs. 14,00,000 `xx 15/100` = Rs. 2,10,000
Super Profit = Actual Average Profit - Normal Profit
` " " ` = Rs. 2,40,000 - Rs. 2,10,000 = Rs. 30,000
Goodwill = Super Profit `xx` 4
` " " ` = Rs. 30,000 `xx` 4 = Rs. 1,20,000.
Note: Overvaluation of stock is deducted as it increased the net profit.