There are three of them there.
37.753 rounded to one significant figure becomes 40
The first significant figure of 0.000169 is the 1 and it has 3 significant figures.
30% of 465= 30% * 465= 0.3 * 465= 139.5
20% of 465= 20% * 465= 0.2 * 465= 93
2.5368 to 5 significant figure=2.5368
37.753 rounded to one significant figure becomes 40
6276 as a significant figure would be 4 significant figures.
1000 is written with one significant figure, with only the 1 being a significant figure.
The significant figure 2.00 has to do with the certainty of a measurement.
It has 1 significant figure.
The first significant figure of 0.000169 is the 1 and it has 3 significant figures.
654 rounded to one significant figure becomes 700.
The significant figure of 78.00100 is 78.00. It had 7 significant figures and a least significant decimal of -5.
0.3 has one significant figure.
1150 to 1 significant figure is 1000
9753261 to 1 significant figure is 10,000,000
4916 to 1 significant figure is 5000