There are infinitely many numbers in the range [495, 505].
Anything from 495 to 504
497
500
The answer will depend on the degree to which the number is rounded. Without any indication of that, it is not possible to answer the question sensibly.
500
500
500
500
which three digit numbers round to 500 when rounded to the nearest hundred , and also round to the 460 when rounded to the nearest ten
500
496
500
500
499
500
The answer will depend on the degree to which the number is rounded. Without any indication of that, it is not possible to answer the question sensibly.
500
500
520