BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . Find the average of all whole number between 1 and 100 that end in 3.

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Answer: Option E

Explanation:

The numbers are 3, 13, 23.33.......93

So difference between each number is same. This series in AP.

The avarage formula for AP is (first + last term)/2

Therefore the answer is (3 + 93)/2 = 48.