3
The numbers 1, 2, 3, 4, 5, 6, 7, 8, and 9 are always significant. The number 0 is significant only if it is between two of those numbers, or if it at the end of a number with a decimal.
3 significant figures.
3 significant figures.
4 significant figures.
3 significant figures.
Five significant figures.
3 significant figures.
It is: 1040
3 significant figures.
There are 3 significant figures in 94.2.
5 significant figures.
There are four significant figures in 0.1111.
4 significant figures.
3 significant figures.
3 significant figures.
4 significant figures.
4 significant figures.
4 significant figures.