The last two zeros are insignificant, because zeros following a decimal have no effect. Therefore, there are 6 significant numbers in 0.0034500, those numbers being 0.00345.
The figure 18.03 has a total of four significant numbers
There are 5 significant figures.
3 significant figures.
5 significant figures.
2 significant figures.
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
Because 10.00400 is 10.004, this has five significant digits (numbers).
Three. All nonzero numbers are significant, and any zeros in between significant numbers are significant.
There are 5 significant figures.
1 significant figure.
5 significant figures.
Three significant figures.
Four significant figures.
Four significant figures.
There are 5 significant figures.
It has 4 significant figures