The average (mean) of five numbers is 69 if 7 is subtracted from all the numbers then the new average will be
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Answer:
The sum of 9 numbers = 9*40 = 360
The sum of the first 5 numbers = 5*38 = 190.
The sum of the last 5 numbers = 5*50 = 250.
The fifth number = 250+190–360 = 440–360 = 80. Answer explanation:
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