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OpenStudy (anonymous):
The average of two numbers is 86. The average of four different numbers is 92. What is the weighted mean of all the numbers together?
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OpenStudy (anonymous):
(2x86+4x92)/6
OpenStudy (anonymous):
Average = (sum of the numbers) / (number of the numbers) For the first average, what was the sum of the two numbers? Same question for the second average.
OpenStudy (anonymous):
I got 90. Is that correct?
OpenStudy (anonymous):
ya, thats correct..
OpenStudy (anonymous):
Thank you!
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OpenStudy (anonymous):
welcome
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