document.write( "Question 666542: Two motorist start toward each other at 4:30 P.M. from towns 255 miles apart. If their respective average speeds are 40 and 45 ml/hr, at what time will they meet?\r
\n" );
document.write( "\n" );
document.write( "Please help me solve this problem. \n" );
document.write( "
Algebra.Com's Answer #414525 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Motorist I speed = 40 mph \n" ); document.write( "Motorist II = 45 mph\r \n" ); document.write( "\n" ); document.write( "They are travelling towards each other. effective speed = 40+45 =85 mph\r \n" ); document.write( "\n" ); document.write( "Distance = speed * time\r \n" ); document.write( "\n" ); document.write( "Time = distance /. speed \n" ); document.write( "distance = 225 miles \n" ); document.write( "speed = 85 mph \n" ); document.write( "time= 225/85 \n" ); document.write( "= 2.65 hours\r \n" ); document.write( "\n" ); document.write( "0.65 hours = 0.65*60 = 39 minutes\r \n" ); document.write( "\n" ); document.write( "They started at 4.30 pm\r \n" ); document.write( "\n" ); document.write( "add 2 hours 39 miutes to the starting time. \n" ); document.write( "they meet at 7:09 pm \n" ); document.write( " |