document.write( "Question 824193: Alan participated in a car race in which he had to cover a distance of at least 50 kilometers. he had fuel in his car for a maximum distance of 53 kilometers. if the distance is given by s(t)=3t+47,where t is the time in hours find the minimum and maximum number of hours for which Alan can drive his car \n" ); document.write( "

Algebra.Com's Answer #496152 by josmiceli(19441) $\"\"$ $\"About$

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For at least 50 km:
\n" ); document.write( " $\"+s%28t%29+=+50+\"$ km
\n" ); document.write( " $\"+50+=3t+%2B+47+\"$
\n" ); document.write( " $\"+3t+=+3+\"$
\n" ); document.write( " $\"+t+=+1+\"$ hr
\n" ); document.write( "--------------
\n" ); document.write( "For a maximum of 53 km:
\n" ); document.write( " $\"+s%28t%29+=+53+\"$
\n" ); document.write( " $\"+53+=+3t+%2B+47+\"$
\n" ); document.write( " $\"+3t+=+6+\"$
\n" ); document.write( " $\"+t+=+2+\"$ hrs
\n" ); document.write( "-----------
\n" ); document.write( "the minimum number of hours
\n" ); document.write( "for which Alan can drive his car
\n" ); document.write( "is 1 hr
\n" ); document.write( "-------
\n" ); document.write( "the maximum number of hours
\n" ); document.write( "for which Alan can drive his car
\n" ); document.write( "is 2 hrs
\n" ); document.write( "-------\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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