600
649 rounded to the nearest 100 is 600 because 49 is less than 50
500
5600
849 is the greatest integer that can be rounded off to 800 to the nearest hundred.
To the nearest hundred, 100.
949.9999...
749 rounded to the nearest hundred is 700
Any from 450 to 549
6450 to 6549 to the nearest hundred
The greatest whole number would be 499.
1400
The question is ambiguous. For example, 3352.8 can be rounded to 3352.8 to the nearest tenth, 3400 to the nearest hundred, or 0 to the nearest ten thousands.
Rounded to the nearest hundred it is: 32,800