Answer:
b. $ 50,000
Explanation:
Investment cost          Â
720000
Book value of net asset
100000
420000
--------------
520000
Excess
200000
Allocated as follows
Land and equipment                50000
overvaluation of bonds payable       40000
Undervaluation of inventory           60000
Total                              150000
Un allocated amount  Â
Goodwill                           50000
Total                             200000