49; can vary by 8.1% find the range of allowable values based on the given information

Explanation:
First we have to find the 8.1% of 49:
[tex]49\times\frac{8.1}{100}=49\times0.081=3.969\approx4[/tex]The range of values is 49 - 8.1% to 49 + 8.1% so:
[tex]\begin{gathered} 49-8.1\text{ \%}=49-4=45 \\ 49+8.1\text{ \%}=49+4=53 \end{gathered}[/tex]Answer:
45 to 53