3 significant figures.
There are four significant figures in the measurement 612.3 meters.
There are 2 significant figures in this measurement.
10800 meters has 3 significant figures.
There are 2 significant figures in this number.
3
The significant figures in 314.721 meters are 6. All non-zero digits are significant, as well as any zeros between non-zero digits.
4 significant figures
0.01223 contains 4 significant figures1.01 contains 3 significant figures
4.0600 contains 5 significant figures.
5 of them.
4
Four significant figures. Review you rules for significant figures. Some chemistry teachers, especially at the college level, are very concerned with significant figures.