2 significant figures.
4 significant figures.
5 significant figures.
4 significant figures.
3 significant figures.
2 significant figures.
2 of them.
No because 9400 has only 2 significant figures
2
3 significant figures.
There are four significant figures in 0.1111.
4 significant figures.
5 significant figures.
4 significant figures.
3 significant figures.
3 significant figures.
4 significant figures.