That rounds to zero.
2.7
2.7cm
The answer depends on the [unspecified] units used for 7.5: if 7.5 micrometres, then to the nearest tenth of a centimetre, it is 0.0 cm.
2.3 cm
22Improved Answer:-It is: pi*7.52*12.3 = 2173.6 cubic cm to the nearest tenth
2.7
12 cm
100.0
2.7cm
Is the same as rounding to the nearest millimetre.
Its radius is 4.8 cm, rounded to the nearest tenth.
37.7 cm
147.3
The answer depends on the [unspecified] units used for 7.5: if 7.5 micrometres, then to the nearest tenth of a centimetre, it is 0.0 cm.
6.6 cm
2.3 cm
8.0