document.write( "Question 1093560: A family decides to rent a boat for the day while on vacation. The boat's rental rate is $500 for the first two hours and $50 for each additional half hour. Suppose the family can spend $900 for the boat. What inequality represents the number of hours for which they can rent the boat? \n" ); document.write( "

Algebra.Com's Answer #708310 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "Let me do it in a way in how it should be done.\r
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document.write( "    Let C(t) be the non-linear function defined by these two lines\r\n" );
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document.write( "        C(t)  = 500,            if 0 <= t <= 2,\r\n" );
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document.write( "        C(t)  = 500+100*(t-2),  if t > 2.\r\n" );
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document.write( "    where t is the time in hours.\r\n" );
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document.write( "    Then the inequality the problem asks for is\r\n" );
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document.write( "        C(t) <= 900.\r\n" );
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document.write( "    The solution set for this inequality is the time interval [,],  which is [0, 6].\r\n" );
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