document.write( "Question 1043119: A plane flies from New York City to Las Vegas. It has a 50 minute layover in St. Louis. The plane takes off in NYC at 9 a.m. and lands in Las Vegas at 1:35 p.m.
\n" ); document.write( "How long was the plane actually flying?
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\n" ); document.write( "I know that NYC is Eastern Standard time and St. Louis is Central Standard time, 1 hour earlier. I know that Las Vegas is in Pacific time which is 3 hours earlier than in NYC.\r
\n" ); document.write( "\n" ); document.write( " I think the answer is around 5 hours, just reasoning it out. Can you help me put numbers to it?
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Algebra.Com's Answer #658210 by LinnW(1048)\"\" \"About 
You can put this solution on YOUR website!
You are right that we need to work with a single time zone.
\n" ); document.write( "9AM in NY is Eastern time.
\n" ); document.write( "1:35PM in Las Vegas is Pacific time.
\n" ); document.write( "So our trip starts at 6AM Pacific Time and finishes at 1:35PM Pacific time.
\n" ); document.write( "The total time of our trip is 7 hours and 35 minutes,
\n" ); document.write( "6 hours from 6AM to 12AM, 1 hour and 35 minutes from 12AM to 1:35PM
\n" ); document.write( "The amount of time actually flying is
\n" ); document.write( "( 7 hours 35 minutes ) - ( 50 minutes , the time of the layover )
\n" ); document.write( "7 hours 35 minutes - 50 minutes
\n" ); document.write( "or
\n" ); document.write( "( 6 hours + 1 hour + 35 minutes ) - ( 50 minutes )
\n" ); document.write( "convert the 1 hour to 60 minutes
\n" ); document.write( "( 6 hours + 60 minutes + 35 minutes ) - ( 50 minutes )
\n" ); document.write( "( 6 hours + 95 minutes ) - ( 50 minutes )
\n" ); document.write( "( 6 hours ) + (95 minutes ) - ( 50 minutes )
\n" ); document.write( "6 hours 45 minutes
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