document.write( "Question 1189809: Michelle and Thea are running in the Fun Run. Michelle runs at 7 kph and Thea at 5 kph. If they start at the same time, how long will it be before Michelle is one-forth kilometer ahead of Thea?
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Algebra.Com's Answer #821292 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Michelle and Thea are running in the Fun Run. Michelle runs at 7 kph and Thea at 5 kph. \n" ); document.write( " If they start at the same time, how long will it be before Michelle is one-forth kilometer ahead of Thea? \n" ); document.write( ": \n" ); document.write( "let t = time (in hours) from start when M is 1/4 min ahead of T \n" ); document.write( ": \n" ); document.write( "Write a dist equation \n" ); document.write( "7t - 5t = 1/4 \n" ); document.write( "2t = 1/4 \n" ); document.write( "divide both sides by 2 \n" ); document.write( "t = 1/8 hrs, change to minutes, 1/8 * 60 = 7.5 min \n" ); document.write( " |