It is: 100
The significant figure of 37.753 to 1 significant figure is 40.
It has 1 significant figure.
4252 to 1 significant figure is 4000.
4916 to 1 significant figure is 5000
Rounded to 1 significant figure it is 0.4
9753261 to 1 significant figure is 10,000,000
1150 to 1 significant figure is 1000
654 rounded to one significant figure becomes 700.
1534 to 1 significant figure is 2000.
1512 to 1 significant figure is 2000
Truncated to one significant figure, it's 9,000 .Rounded to one significant figure, it's 10,000.