document.write( "Question 544844: Jamie can solve 2 equations in a minute. Mackey can solve 3 equations in a minute. Jamie starts working at 10 A.M. and Mackey starts working at noon. What time will Mackey have solved as many problems as Jamie? \n" ); document.write( "
Algebra.Com's Answer #355275 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Jamie can solve 2 equations in a minute. Mackey can solve 3 equations in a minute. \n" ); document.write( " Jamie starts working at 10 A.M. and Mackey starts working at noon. \n" ); document.write( " What time will Mackey have solved as many problems as Jamie? \n" ); document.write( ": \n" ); document.write( "Let m = no. of minutes worked by Mackey (who started at noon) \n" ); document.write( "then \n" ); document.write( "(m + 120) = no. of minutes worked by Jamie \n" ); document.write( ": \n" ); document.write( "3m = 2(m + 120) \n" ); document.write( "3m = 2m + 240 \n" ); document.write( "3m - 2m = 240 \n" ); document.write( " m = 240 minutes which is 4 hrs \n" ); document.write( ": \n" ); document.write( "They will have worked the same number equations at 4 PM \n" ); document.write( " \n" ); document.write( " |