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Question

x+y=15,y+z=25, and x+z=20
What is the average (arithmetic mean) of x,y and z?

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Solution

Airthmatic means is the( sum of all no) /how many no are given . So find the value of x,y,z and get your answere
1305752_535929_ans_ed4e281521674246b9b55f2ed444ffdb.jpg

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