document.write( "Question 601288: If a plane travels 1600 Km in 1 hour and 12 minutes, how fast is it going in terms of Km/H?? \n" ); document.write( "
Algebra.Com's Answer #379677 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! 12 min = 12/60 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "12 min = 1/5 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "12 min = 0.2 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "---------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1 hour 12 min = 1 hr + 12 min = 1 hr + 0.2 hr = 1.2 hours\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "d = rt\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1600 = r(1.2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1600/1.2 = r\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1333.333 = r\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "r = 1333.333\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the speed is roughly 1333.333 km/h \n" ); document.write( " |