document.write( "Question 1168164: mary joy can bake a cake in 2 hrs. Clarissa can do it in 4 hors. How long will it take them to bake a cake if they joined together
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Algebra.Com's Answer #792779 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! in 1 hour, Joy makes (1/2) and in x hours (x/2) \n" ); document.write( "Clarissa makes (x/4) in x hours \n" ); document.write( "so (x/2)+(x/4)=1 \n" ); document.write( "multiply through by 4 \n" ); document.write( "2x+x=4 \n" ); document.write( "3x=4 \n" ); document.write( "x=(4/3) hour, the answer\r \n" ); document.write( "\n" ); document.write( "Joy will make 2/3 of it and Clarissa will make 1/3 \n" ); document.write( " |