The number is 550. It is rounded up to 600, whereas the next smaller number 549 is rounded down to 500.
7200
The smallest number that is 600 when rounded to the nearest hundred is 550. The largest number that is 600 when rounded to the nearest hundred is 649.
650 is the smallest number rounded to the nearest hundred becomes 700
8600
765
150
850
800
8450 is the smallest number. 8549 is the largest number.
7550 is the smallest number than rounds to 7600 when rounded to the nearest hundred.
800
150