document.write( "Question 870588: If a plane flies 325 km in 30 minutes. What is the speed of the plane? \n" ); document.write( "
Algebra.Com's Answer #524962 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! 30 min = 1/2 hr = 0.5 hour\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "D = r*t\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "325 = r*0.5\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "325/0.5 = r\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "650 = r\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "r = 650\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The speed of the plane is 650 km/hr \n" ); document.write( " |