For three significant digits, this number has to be rounded at the ones place. So if you look at the number after the ones place (8), you see that you need to round up. The final answer is 45.0 - the zero after the decimal is significant.
41.4 has 3 sig figs.
41 has 2 sig figs.
40 has 1 sig fig.
The answer depends on how many significant figures the number is to be rounded to.
Simply cut off the extra numbers: 4.40
44.9
45.0
4.40
84790
32.43
4
Five, two and five sig figs respectively.
There are 4 of them
There are 3 significant figures in 94.2.
3 significant figures.
3 significant figures.
17.9867 to 3 significant figures is 18.0
1100 to 3 significant figures is 1.10e3
2808 into 3 significant figures is 2810
0.0000004799 into 3 significant figures is 4.80e-7
1.557727 to 3 significant figures afer the decimal point is = 1.558
19.972
e A number that has only 1 significant figure can't be rounded to 3 significant figures
It is 1570000 rounded to 3 significant figures
The number 10.989 rounded to 3 significant figures is 11.0
0.000039 as you have to round it up. 3 and 8 are the significant figures but as you must round up, the answer becomes 0.000039.
79,700
22.4