30.5
3 significant figures.
9.999 to 3 significant figures is 10.00
3 significant figures
3 significant figures.
No: 0.0451 has exactly 3 significant figures.
They can be 1230 or 0.0123
72.5 has exactly three sig figs.
30.5
30.3 cm
3. But it is also not exactly wrong to say that there are 2 significant figures.
How many significant figures are in 20.8
6040 has 3 significant figures.
There are 4 of them
67.30879 has six significant figures.
3 significant figures.
To 3 significant figures, it is -59.8.