document.write( "Question 1177590: a truck left a rest stop on the highway at 12 noon going north at a rate of 50 miles per hour. one hour later a car left the same rest stop going south at the rate of 60 miles per hour. at what time were the two vehicles 325 miles apart? \n" ); document.write( "
Algebra.Com's Answer #806652 by mananth(16946)![]() ![]() You can put this solution on YOUR website! a truck left a rest stop on the highway at 12 noon \n" ); document.write( " going north at a rate of 50 miles per hour.\r \n" ); document.write( "\n" ); document.write( " one hour later \n" ); document.write( "a car left the same rest stop going south \n" ); document.write( " at the rate of 60 miles per hour.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "At 1.00 PM the truck has already gone 50 miles North.\r \n" ); document.write( "\n" ); document.write( "Car and Truck are moving in opposite directions \n" ); document.write( "effective speed = 110 mph \n" ); document.write( "Actual distance = 375-50=275 miles\r \n" ); document.write( "\n" ); document.write( "t=d/s\r \n" ); document.write( "\n" ); document.write( "= 275 /110\r \n" ); document.write( "\n" ); document.write( "2.5 hours \r \n" ); document.write( "\n" ); document.write( "They will be 325 miles apart at 3.30 PM\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |