Question
What will be the answer in appropriate significant figures as a result of addition of 3.0223 and 5.041?
A.
80.633
B.
8.0633
C.
8.063
D.
806.33
Answer :
8.063
Solution :
$$\eqalign{
& \,\,\,\,\,\,\,3.0223 \cr
& + \,\,\,\,\,\,5.041 \cr
& \,\,\,\,\,\,\,\overline {8.0633} \cr} $$
Since, 5.041 has only 3 digits after the decimal point, the result should be reported to 3 digits after decimal point.