document.write( "Question 69928: Light travels approximately 5.87 x 10^12 mi. in one year. This distance is called a light-year. Suppose a star is 2 x 10^4 light-years away. How many miles away is the star? \n" ); document.write( "
Algebra.Com's Answer #49809 by checkley75(3666)\"\" \"About 
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(5.87x10^12)(2x10^4)
\n" ); document.write( "11.74x10^16
\n" ); document.write( "1.174x10^17 miles. or
\n" ); document.write( "117,400,000,000,000,000 miles
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