the average of 25 numbers is 48 out of them if, three number : 68, 72 ,and 37 are excluded, then what is the average of remaining number????
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Answer:
The sum of the 25 numbers is 48 • 25 = 1200
The sum of the excluded numbers = 177
New sum of 22 numbers = 1200 - 177 = 1023
The average of the 22 numbers = 1023/22 = 46.5
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