2049.99... (recurring) and 1950
62.99685 rounded to 4 significant figures is 63.00
A number with only 1 significant figure can't be rounded to 3 significant figures
That depends on how many significant figures you are talking about.If three significant figures then 700 is the largest that rounds to 700.If four significant figures are to be rounded to three significant figures then 700.4If five significant figures are to be rounded to three significant figures then 700.49If six significant figures are to be rounded to three significant figures then 700.499etc.
The correct representation when the number 0.007225 is rounded off to three significant figures is 0.00722
When the value 4,449 is rounded to two significant figures the number should be reported as 4,400
The number 10.989 rounded to 3 significant figures is 11.0
It is not possible to answer the question without information about the number of significant figures required.
72 is 72.2 rounded to two significant figures.
1050 contains 4 significant digits and cannot be rounded to two significant figures without changing the value of the number.
All of the digits in 23139 are significant. If you are not specifying a certain number of sig figs, then the answer is 23139.
e A number that has only 1 significant figure can't be rounded to 3 significant figures