There are three significant figures: the trailing zeros are significant because they are indicative of the precision of the number.
three of them
Because 10.00400 is 10.004, this has five significant digits (numbers).
Four significant figures.
Three significant figures.
3 significant figures.
One significant figure.
231.57 has five significant figures/numbers. All the numbers in 231.57 are significant.
The figure 18.03 has a total of four significant numbers
Three. All nonzero numbers are significant, and any zeros in between significant numbers are significant.
Because 10.00400 is 10.004, this has five significant digits (numbers).
3 significant figures.
It has five significant figures.
7 significant figures.
3 significant figures.
There are 5 significant figures.
3 significant figures.
2 significant figures.
1 significant figure.