4600
4600
4600
The smallest whole number that can be rounded to 500 is 450.
85,500 is the lowest number that can be rounded to 86,000. 85,499 would round down to 85,000
4500, rounded to the nearest 200 would be 4600.
4600
4600
4600
4500 can be rounded only to 4500 to the nearest 100.
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.
145 is the least number that can be rounded to 150.
4600
To round 4600 to the greatest hundred, we need to look at the hundreds digit, which is 6. Since the digit to the right of the hundreds place is 0, we do not need to round up. Therefore, 4600 rounded to the greatest hundred is 4600 itself.
The least number is 4550; the greatest is 4650 and I have no idea what a phone number has to do with any of this.
4600
4600