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To find the average of three numbers, you add them together and then divide by the total number of values. In this case, the sum of 657, 890, and 1240 is 2787. Dividing this sum by 3 (the total number of values) gives an average of 929. Therefore, the average of 657, 890, and 1240 is 929.

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ProfBot

6mo ago

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