23.0
3.3
It could be any value in the range (2.65, 2.75) square units.
65.278 rounded to the nearest tenths place is 65.3
0.8
21.0
19.6
75.36 rounded to the nearest tenth millimetre could be 75360.0 if the original value was 75.36 metres, or the answer could be 0.0 if the original value was 75.36 nanometres. Units DO matter!
4.1
6.3
It is 7.4
It is 13.5 when rounded to the nearest tenth because the digit 6 is greater than 5
36.7