2.3 cm
The answer is 2.3 cm
7.0
191.9
You did not specify the units. To the nearest tenth the density is 0.0 kg per cubic centimetre. To the nearest hundredths, it is still 0.0 kg per cubic cm. On the other hand, if the units were grams per cubic cm, it is 2.7 g/cc.
2.3 is already rounded to the nearest tenth.
147.3
Its radius is 4.8 cm, rounded to the nearest tenth.
2.3 cm
100.0
3.0
8.0
The answer is 2.3 cm
7.0
3.5 rounded to the nearest cm is 4cm
2.5
16.0