document.write( "Question 144567: the total of 50 juniors and seniors were given a math test. the 35 juniors averaged a score of 80, while the 15 seniors averaged a score of 70. What was the average score for all 50 students? \n" ); document.write( "
Algebra.Com's Answer #105318 by checkley77(12844)\"\" \"About 
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(35*80+15*70)/50
\n" ); document.write( "(2800+1050)/50
\n" ); document.write( "3850/50=77 is the average for both grades.
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