Homework Help: algebra 2

Posted by Anonymous on Tuesday, November 4, 2008 at 8:39pm.

The average (arithmetic mean) of the test scores of class of a class of x students is 74, and the average of the test scores of a class of y students is 88. When the scores of both classes are combined, the average is 76.
What is value of x/y?

algebra 2 - bobpursley, Tuesday, November 4, 2008 at 8:44pm
(x+y)76=x*76 + y88

divide both sides by y, and solve for x/y
algebra 2 - gondy, Tuesday, November 4, 2008 at 8:51pm
herro my name is gondy
algebra 2 - Anonymous, Tuesday, November 4, 2008 at 9:05pm
So x/y=6 right?

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