how many significant figures are present in the sum of 6.0025 + 9.1 ?\na 3\nb 2\nc 4\nd none of the above
how many significant figures are present in the sum of 6.0025 + 9.1 ?\na 3\nb 2\nc 4\nd none of the above
Answer
Explanation:
Step1: Calculate the sum
$6.0025 + 9.1=15.1025$
Step2: Determine significant - figures for addition
When adding, we consider the decimal - place of the least precise number. 9.1 is precise to the tenths place. Rounding 15.1025 to the tenths place gives 15.1. The number 15.1 has 3 significant figures.
Answer:
A. 3