The average of the two-digit numbers, which remain the same when the digits interchange their positions,
are:
1) 33
2) 44
3) 55
4) 66
only one option.
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Answered by
1
Answer:
Finally we get the required answer. Here the total number of terms of these two digit numbers is 9. Therefore the average of the two digit numbers, which remain the same when the digits interchange their positions, is 55. Note: Average can be defined as the central value in a set of data.
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Answered by
1
Answer:
Average is the sum of the data values divided by the total number of data values.
The two digit numbers which remain same when the digits interchange their position are 11,22,33,44,55,66,77,88,99
Therefore, average =
11+22+33+44+55+66+77+88+99/9
495/9
=55
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