# Dang Averages

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• Oct 27th 2008, 04:01 PM
abner80
Dang Averages
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 who took the test?
• Oct 27th 2008, 04:20 PM
skeeter
$\frac{35 \cdot 80 + 15 \cdot 70}{50}$