document.write( "Question 325529: a passenger plane made a trip to las vegas and back,on the trip there it flew 432 mph and on the return it went 480 mph,how long did the trip there take if the return trip took nine hours? \n" ); document.write( "
Algebra.Com's Answer #233129 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Return trip speed = 480 mph \n" ); document.write( "time = 9 hours \n" ); document.write( "Distance = 480*9=4120 miles. \n" ); document.write( ".. \n" ); document.write( "tripe to las vegas speed = 432 mph \n" ); document.write( "distance = 4120 miles \n" ); document.write( "time = distance / speed \n" ); document.write( "4120/432 \n" ); document.write( "= 9.53 hours \n" ); document.write( " |