Capital gain

riddhi (Article) (29 Points)

26 August 2020  
If Mr. A gets ancestral land from his forefathers & Cost of Acquition & Date to acquisition are not available(which is acquired by his forefathers).

In year 2020, Mr. A gets registration of such land in his name & paid stamp duty.

In such case, what will be Indexed cost of Acquition & Indexed cost of improvement?