A) two
B) three
C) four
D) five
Correct Answer: B
Solution :
\[4.523+2.3+6.24=13.063.\]As 2.3 has least number of decimal places i.e., one, therefore, sum should be reported to one decimal place only. After rounding off, reported sum = 13.1 which has three significant figures.You need to login to perform this action.
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