Betty Petrus
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2049.99... (recurring) and 1950
62.99685 rounded to 4 significant figures is 63.00
In which one of the following is the number correctly rounded to three significant figures?
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.
72 is 72.2 rounded to two significant figures.
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.
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
You cannot round off a number to 3 significant figures when it already has more than 3 significant figures. The number 10074 has 5 significant figures (1, 0, 0, 7 and 4). If the number were really 1.0074, then it could be rounded off to 3 significant figures: 1.01.
0.00042, 0.00099