Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.
How many miles are in a light year?
Light second (ls) in miles = 1.862824 E+05 miles. So, light year = ls X 3600 X 24 X 365,256363 = 5.878728 E+12 miles..
I have only 7-sd approximation to ls. Using more sd ln ls, we could expect more correct sd, in the answer.