document.write( "Question 1062608: A car travels from the place A to the place B at 40 km/hr. If after 2 hours it travels half the distance between A and B, then find the distance between A and B
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Algebra.Com's Answer #677556 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "There are two ways to do this problem.\r\n" ); document.write( "\r\n" ); document.write( "First way.\r\n" ); document.write( "\r\n" ); document.write( "DISTANCE = RATE × TIME\r\n" ); document.write( "\r\n" ); document.write( "After 2 hours, it has gone half-way.\r\n" ); document.write( "\r\n" ); document.write( "DISTANCE = 40 km/hr × 2 hr\r\n" ); document.write( "DISTANCE = 80 km\r\n" ); document.write( "\r\n" ); document.write( "Since half-way is 80 km, the whole way is 2 times that.\r\n" ); document.write( "\r\n" ); document.write( "Answer = 2 × 80 km = 160 km\r\n" ); document.write( "\r\n" ); document.write( "----------------------------------\r\n" ); document.write( "\r\n" ); document.write( "Second way.\r\n" ); document.write( "\r\n" ); document.write( "DISTANCE = RATE × TIME\r\n" ); document.write( "\r\n" ); document.write( "Since after 2 hours, it has gone half-way,\r\n" ); document.write( "then after 4 hours (which is 2 times 2 hours),\r\n" ); document.write( "it will go the whole way:\r\n" ); document.write( "\r\n" ); document.write( "DISTANCE = 40 km/hr × 4 hr\r\n" ); document.write( "DISTANCE = 160 km\r\n" ); document.write( "\r\n" ); document.write( "----------------------------------\r\n" ); document.write( "Edwin\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |