Quantitative Aptitude Test 104

Test # 104


1.
Three math classes: X, Y, and Z, take an algebra test.
The average score in class X is 83. The average score in class Y is 76.
The average score in class Z is 85.
The average score of all sudents in classes X and Y together is 79.
The average score of all students in classes Y and Z together is 81.
What is the average for all the three clalsses?

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Quantitative Aptitude
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Idiom of the Day

rub out (someone or something) or rub (someone or something) out
to destroy something completely, to kill or eliminate someone
The government troops rubbed out the entire village.

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