document.write( "Question 1176248: Jhon and Sam have a lawn mowing service. At one home, Jhon can mow the lawn by himself in 1 hours, but it takes Sam 1.5 hours. How many hours t will it take them to mow the same lawn together? Give the answer correct to one decimal place. \n" ); document.write( "
Algebra.Com's Answer #802722 by ikleyn(52776)\"\" \"About 
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document.write( "John makes  \"1%2F60\"  of the job per minute.\r\n" );
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document.write( "Sam  makes  \"1%2F90\"  of the job per minute.\r\n" );
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document.write( "Their combined rate of work is  \"1%2F60\" + \"1%2F90\" of the job per minute\r\n" );
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document.write( "    \"1%2F60\" + \"1%2F90\" = \"3%2F180+%2B+2%2F180\" = \"5%2F180\" = \"1%2F36\"  of the job per minute.\r\n" );
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document.write( "Hence, they will complete the job in 36 minutes working together.    ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is a standard and typical joint work problem.\r
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\n" ); document.write( "\n" ); document.write( "There is a wide variety of similar solved joint-work problems with detailed explanations in this site.  See the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Using Fractions to solve word problems on joint work \r
\n" ); document.write( "\n" ); document.write( "    - Solving more complicated word problems on joint work \r
\n" ); document.write( "\n" ); document.write( "    - Selected joint-work word problems from the archive \r
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\n" ); document.write( "\n" ); document.write( "Read them and get be trained in solving joint-work problems.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this textbook under the topic
\n" ); document.write( "\"Rate of work and joint work problems\"  of the section  \"Word problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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