document.write( "Question 925684: it takes 5 min. for a 30 car train to cross a bridge. how long will it take a 45 car train (traveling at the same rate) to cross the same bridge? \n" ); document.write( "
Algebra.Com's Answer #561705 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! 5/30 = x/45 \n" ); document.write( "x = 45*(5/30) \n" ); document.write( "x = 7.5 minutes \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( " |