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If the average (arithmetic mean) of 10,20,30,40, and x is 60, what is the value of x​
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If the average (arithmetic mean) of 10,20,30,40, and x is 60, what is the value of x​

User Netcyrax
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1 Answer

5 votes

60 = (10 + 20 + 30 + 40 + x)/5

300 = 100 + x

x = 200

Answer: 200

User Sylbru
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