Answer
$2.8\times10^2$ years
Work Step by Step
Find the distance to the star in light-years.
$$(85pc)\frac{3.26ly}{1pc}=2.8\times10^2\;ly$$
That number is the number of years it takes for light to reach us.
Physics: Principles with Applications (7th Edition)
by Giancoli, Douglas C.
Published by
Pearson
ISBN 10:
0-32162-592-7
ISBN 13:
978-0-32162-592-2
Chapter 33 - Astrophysics and Cosmology - Problems - Page 981: 13
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