9.2
9.16, 9.17
Any number between 18.25 and 18.34 will round to the tenths as 18.3. There are an infinite amount of numbers between those two, just keep adding decimal places.
4.4
100
30
One thousand of them - to the nearest thousand, Two thousand of them - to the nearest two thousand, Four thousnad - to the nearest four thousand None - to the nearest whole number.
Any number between 18.25 and 18.34 will round to the tenths as 18.3. There are an infinite amount of numbers between those two, just keep adding decimal places.
4.4
8.21
100
26 and 27
How about 18.25 or 18.29
700
35.4
29.999999, 29.999998
30
2.6
One thousand of them - to the nearest thousand, Two thousand of them - to the nearest two thousand, Four thousnad - to the nearest four thousand None - to the nearest whole number.