3499
Any number can be rounded to the neaest million.
38249
349
The smallest number that can be rounded off to 400 is 350, as any number from 350 to 399.99 will round to 400. Conversely, the greatest number that can be rounded off to 400 is 449.99, since numbers from 400 to 449.99 will also round to 400.
7.774999...
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.
Rounded off to the nearest whole number it is 92
Rounded off to the nearest whole number it is 73
Any number can be rounded to the neaest million.
38249
1549
5499999
7499
349
9.74999999999999999999.....
7.774999...
7.649