document.write( "Question 816547: [ What is the average speed of a runner who travels 15 [METERS] in 5 seconds. He then stops to get a drink for 2 minutes. He then runs 3 km in 17 minutes and 32 seconds. ]\r
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document.write( "one of my answers is 173.57 m/sec.\r
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document.write( "thanks \n" );
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Algebra.Com's Answer #491568 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! total time in seconds: \n" ); document.write( "t = 5 + (2 min * 60 sec/min) + (17 min * 60 sec/min) + 32 \n" ); document.write( "t = 5 + (120) + (1020) + 32 \n" ); document.write( "t = 1177 sec \n" ); document.write( "--- \n" ); document.write( "total distance in meters: \n" ); document.write( "d = 15 + (3 km * 1000 m/km) \n" ); document.write( "d = 15 + (3000) \n" ); document.write( "d = 3015 meters \n" ); document.write( "--- \n" ); document.write( "s = d / t \n" ); document.write( "--- \n" ); document.write( "s = 3015 / 1177 = 2.562 m/sec \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( " |