document.write( "Question 151267: a painting job can be finished in 8 painters in 23 days. if 24 painters join the team 7 days after work on the job then how many more days are required to finish the job
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Algebra.Com's Answer #111174 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! a painting job can be finished in 8 painters in 23 days. if 24 painters join the team 7 days after work on the job then how many more days are required to finish the job \n" ); document.write( ": \n" ); document.write( "First, find out how many man-days are required: \n" ); document.write( ": \n" ); document.write( "It says,\" a painting job can be finished in 8 painters in 23 days.\" therefore \n" ); document.write( "Job requires 8 * 23 = 184 man-days \n" ); document.write( ": \n" ); document.write( "\"if 24 painters join the team 7 days after work on the job then how many more days are required to finish the job\" \n" ); document.write( "Let t = no. of more days to accomplish this; \n" ); document.write( ": \n" ); document.write( "The first 8 painters will be on the job: t+7 days \n" ); document.write( ": \n" ); document.write( "Write a man-day equation \n" ); document.write( "8(t+7) + 24t = 184 \n" ); document.write( ": \n" ); document.write( "8t + 56 + 24t = 183 \n" ); document.write( "8t + 24t = 184 - 56 \n" ); document.write( "32t = 128 \n" ); document.write( "t = \n" ); document.write( "t = 4 more day \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solution: \n" ); document.write( "8(11) + 24(4) = 184 \n" ); document.write( "; \n" ); document.write( "Did my procedure make sense to you now? \n" ); document.write( " |