2950 to 3049
3000
2645 rounded to the nearest thousand is 3000.
3000
3000
3000
The largest 4 digit number that can be rounded off to 3000 is 3499. If 3499 is rounded to nearest thousand then we get 3000 but if we consider a number greater than 3499 then rounding off yields 4000. So, 3499 is the required number.
3 499
3000
2950 to 3049
3000
2645 rounded to the nearest thousand is 3000.
3000
3000
3000
3000
3000