1. Rashmi
Her Answer: His wish was
to have the value of "pi" to the 35th decimal place to be engraved on his
tombstone. B'cos he had calculated the value of "pi"
(circumference/diameter ratio of
a circle, originally called Ludolphine) to the 35th decimal place.
2. Puneet Batta
His Answer: pi to 35 decimal
places.
3. Balaji Venkateswaran
His Answer:
His number "P" (later called Ludolph's number) was engraved in his tombstone.It
was engraved because he determined it.
4. Nandakumar
His Answer: Why wait
5. Chandan Kumar
His Answer: calculation
of pi to 35 places 
6. Koundinya B. Srinivasarao
His Answer: 35 decimal places
of pi since he was the first to calculate pi to the
35th decimal place. (and I think
the name is Ludolph van Ceulen)
7. Neil
His Answer: a circle. something
to do with the calculation of pi.
8. Adarsh Mishra
His Answer: it was ludolph's
number!! the value of pi up to 35 decimal places.this was so becs it was
his single passion in life!
9. Neelakantan E.
His Answer: 3.14159265358979323846264338327950288
....funda this is known as ludolph's number....he calculated the value
of 1/4 for 35 decimals....
