document.write( "Question 917930: cathy ran for 30 mins at a rate of 5.5 mi/h. Then she ran for 15 min at a rate of 6 mi/h. How many miles did she run in all? \n" ); document.write( "
Algebra.Com's Answer #556833 by Hawksfan(61)![]() ![]() You can put this solution on YOUR website! First convert the time from mins to hours \r \n" ); document.write( "\n" ); document.write( "30mins(1hr/60min) = .5hr\r \n" ); document.write( "\n" ); document.write( "15mins(1hr/60min) = .25hr\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "D = R1*T1 + R2*T2 in this case\r \n" ); document.write( "\n" ); document.write( "D = 5mi/hr * .5hr + 6mi/hr * .25hr \n" ); document.write( " \n" ); document.write( " = 2.5mi + 1.5mi = 4mi\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |