Question

three consecutive wholenumbers just preceding.8510001

Answer 1

Consecutive numbers: numbers in series that follows a particular order. like.. n,n+1,n+2...

Here we need the preceding terms, so our series will be in the form n-1,n-2,n-3
where n=8510001 (given numbers)

And the three consecutive number preceding 8510001 is :

8510000,8509999,8509998