document.write( "Question 338578: The usual toll charge to use the Bingham tunnel is 50 cents. If you purchase a special sticker for $5.50, the toll is only 35 cents. At least how many trips through the tunnel are needed before the sticker costs less than paying for each trip separately? \n" ); document.write( "

Algebra.Com's Answer #242739 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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The usual toll charge to use the Bingham tunnel is 50 cents.
\n" ); document.write( " If you purchase a special sticker for $5.50, the toll is only 35 cents.
\n" ); document.write( " At least how many trips through the tunnel are needed before the sticker costs
\n" ); document.write( " less than paying for each trip separately?
\n" ); document.write( ":
\n" ); document.write( "Let t = no. of trips for sticker to be less than paying for each trip
\n" ); document.write( ":
\n" ); document.write( "Total cost paying for each trip = .50t
\n" ); document.write( "Total cost using the sticker = 5.50
\n" ); document.write( ":
\n" ); document.write( ".50t > 5.50
\n" ); document.write( "t > $\"5.5%2F.5\"$
\n" ); document.write( "t > 11 trips, 12 trip will make the sticker a better deal
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "Check this .50*12 = $6 \n" ); document.write( "

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