document.write( "Question 1176286: A cellular phone plan had the following schedule of charges:\r
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\n" ); document.write( "\n" ); document.write( "Basic service, including 100 minutes of calls $20.00 per month
\n" ); document.write( "2nd 100 minutes of calls $0.075 per minute
\n" ); document.write( "Additional minutes of calls $0.10 per minute\r
\n" ); document.write( "\n" ); document.write( "What is the charge for 200 minutes of calls in one month?
\n" ); document.write( "What is the charge for 250 minutes of calls in one month?
\n" ); document.write( "Construct a function that relates the monthly charge C for x minutes of calls. \n" ); document.write( "

Algebra.Com's Answer #802776 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Question States:\r\n" );
document.write( "C(200min) = $20.00  + $0.75*100 = $95\r\n" );
document.write( "C(250min) = $95 + $0.10*50 = $100\r\n" );
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document.write( "For x ≥ 200min, C(x) = $95 + $0.10(x - 200)\r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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