Significant Figures - Scientific Notation
Need to calculate the average of the following two figures, and be sure to keep significant figures.
19.5 + 20.40 = 39.9
39.9 /2 = 19.95
If the answer is 19.95, what is the answer using significant figures only?
Can the answer containing significant figures be put into scientific notation?
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Solution Preview
19.5 ==> 3 significant figures
20.40 ==> 4 significant figures
19.5 + 20.40 = (3 significant figures) = 39.9
39.9 ==> 3 significant figures
[ 39.9/2 ] =(3 significant figures) = 20.0 ==> the ...
Solution Summary
The answer is given step-by-step with explanation. The scientific notation significant figures are determined.
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