document.write( "Question 473510: Carrie can inspect a case of watches in 5 hours.James can inspect the same case of watches in 3 hours.After working alone for 1 hour,Carrie stops for lunch.After taking a 40 minute lunch break,Carrie and James work together to inspect the remaining watches.How long do Carrie and James work together to complete the job?
\n" ); document.write( "(A)1 hour and 30 minutes
\n" ); document.write( "(B)1 hour and 45 minutes
\n" ); document.write( "(C)2 hours
\n" ); document.write( "(D)2 hours and 15 minutes
\n" ); document.write( "(E)2 hours and 30 minutes\r
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Algebra.Com's Answer #324746 by lwsshak3(11628)\"\" \"About 
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Carrie can inspect a case of watches in 5 hours.James can inspect the same case of watches in 3 hours.After working alone for 1 hour,Carrie stops for lunch.After taking a 40 minute lunch break,Carrie and James work together to inspect the remaining watches.How long do Carrie and James work together to complete the job?
\n" ); document.write( "(A)1 hour and 30 minutes
\n" ); document.write( "(B)1 hour and 45 minutes
\n" ); document.write( "(C)2 hours
\n" ); document.write( "(D)2 hours and 15 minutes
\n" ); document.write( "(E)2 hours and 30 minutes
\n" ); document.write( "**
\n" ); document.write( "Let x=hours Carrie and James work together to complete the job.
\n" ); document.write( "After working for 1 hour alone, Carrie completed 1/3 of the job.
\n" ); document.write( "Carrie and James work together to complete the remaining 2/3 of the job.
\n" ); document.write( "x/5+x/3=2/3
\n" ); document.write( "3x/15+5x/15=2/3
\n" ); document.write( "8x/15=2/3
\n" ); document.write( "24x=30
\n" ); document.write( "x=30/24=5/4=1.25=1 hr and 15 min
\n" ); document.write( "Carrie's time plus time working together = 1+1.25=2 hrs and 15 min
\n" ); document.write( "Ans: (D)
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