document.write( "Question 47983: a total of 50 juniors and seniors were given a mathematics test. the 35 juniors attained an average score of 80 while the 15 seniors attained an average of 70. what was the average score for all 50 students? \n" ); document.write( "
Algebra.Com's Answer #31735 by checkley71(8403)\"\" \"About 
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(35*80+15*70)/50=(2800+1050)/50 OR 3850/50=77 FOR THE AVERAGE SCORE OF ALL 50 STUDENTS. \n" ); document.write( "
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