document.write( "Question 716406: An Internet provider charges $30 per month for 1000 minutes of DSL service plus $0.08 for each additional minute. In a one-year period the customer's bill ranged from $36.40 to $47.20. What were the most and least minutes used? \n" ); document.write( "

Algebra.Com's Answer #439856 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Divide $17.20 by $0.08. Add the result to 1000. Then divide $6.40 by $0.08 and add the result to 1000.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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