document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1181303>Question 1181303</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Carlo can type a manuscript for 10 hours. he started working then bobby joined him 2 hours later. they worked together for 4 hrs until carlo decided to stop and then bobby had to finish the manuscript alone. if bobby finished the remaining portion in 6 more hours, how long can he type the whole manuscript working alone? </SPAN>\n" );
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document.write( "Carlo worked for 2 hours alone and then 4 hours with Bobby, for a total of 6 hours.  Since he can do the whole job in 10 hours, the fraction of the job that he did is 6/10 = 3/5.<br><BR>\n" );
document.write( "So Bobby did 2/5 of the job.  He worked for 4 hours with Carlo and then 6 more hours alone, for a total of 10 hours.<br><BR>\n" );
document.write( "Since he did 2/5 of the job in 10 hours, the amount of time it would take him to do the job alone is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2F%282%2F5%29=10%2A%285%2F2%29=25 ALIGN=MIDDLE  ALT=\"10%2F%282%2F5%29=10%2A%285%2F2%29=25\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "ANSWER: 25 hours<br><BR>\n" );
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