125 m in two significant figures is: 120 m
1600
3.2*1.05=3.36=3.4(sf) With two significant figures
To express 0.0728 to two significant figures, you focus on the first two non-zero digits, which are 7 and 2. This rounds the number to 0.073. Therefore, 0.0728 rounded to two significant figures is 0.073.
149.1290861 is 149.13 with 2-place accuracy.
4 significant figures in 4400. A digit within a number is considered significant if: 1. it is a non-zero OR 2. It is a zero that is between two significant figures OR 3. It is a zero at the end of the number To express four thousand four hundred with two significant figures use scientific notation: 4.4 * 103
There are 4 significant figures in 0.0032. Seems to be only 2 significant figures in this number.
The number 6.300 has four significant digits. We must assume that the only reason for including the two zeroes at the end is to express the precision of the measurement (whatever it was that was measured to yield this number). If you were only confident about the first two numbers, you would express it as 6.3 rather than 6.300 as you did.
There are two significant figures which are the two 2s.
all the zeros are significant. there are four significant figures.
23.81558 to two significant figures is 24.
22.1 to two significant figures = 22
42 has two significant figures.