document.write( "Question 531430: Working separately, 5 students make 10 models in 2 days. How many models can 10 students make in 4 days?\r
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Algebra.Com's Answer #350448 by htmentor(1343)\"\" \"About 
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Working separately, 5 students make 10 models in 2 days. How many models can 10 students make in 4 days?
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\n" ); document.write( "The rate is 10 models/(2 days * 5 students) = 1 model per student-day
\n" ); document.write( "Therefore, in 4 days 10 students can make
\n" ); document.write( "1 model/student-day * 4 days * 10 students = 40 models
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