document.write( "Question 812267: james ran 10,000 meter race in 26 minutes and 22.75 seconds. what was his average speed in kilometers per hour? \n" ); document.write( "
Algebra.Com's Answer #489094 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! 10000 meters = 10 km \n" ); document.write( "--- \n" ); document.write( "26 min and 22.75 sec = ( 26 min * 60 sec/min ) + 22.75 sec = 1582.75 sec \n" ); document.write( "1582.75 sec = 1582.75 sec * (1/3600) hr/sec ~= 0.4396527 hr \n" ); document.write( "--- \n" ); document.write( "s = 10 km / 0.4396527 hr ~= 22.745 kph \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Convert fractions, decimals, and percents: \n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php \n" ); document.write( "--- \n" ); document.write( "Calculate and graph the linear regression of any data set: \n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( " |