Discussion
The average of 7 consecutive numbers is 20. The largest of these numbers is:
Answer: D
For an odd number of consecutive terms, the mean (average) is the middle term.
Here, the average of 7 numbers is 20, so the 4th term is 20.
The numbers are: 17, 18, 19, 20, 21, 22, 23.
The largest number is 23.
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