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Mean of the numbers 71, 78, 75,80, a,b is 80.Find A+B |
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Answer» Answer:176 Step-by-step EXPLANATION: MEAN = SUM of all entries/number of entries 80=(71+78+75+80+A+B)/6 80*6=304+(A+B) 480=304+(A+B) A+B=480-304 176 |
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