The average (arithmetic mean) of 10, 30, and 50 is 5 more than the average of 20, 40, and
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Step-by-step explanation:
Ans is 15 as mean of 10 ,30,5 is
10 + 30 + 50/3 = 30
ATQ. 20 + 40 + X / 3 = 25
X = 15
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Answer:
noobra kskksisisi 5266
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