Question : What is the average of the first 57 natural numbers?
Option 1: 35
Option 2: 29
Option 3: 42
Option 4: 40.5
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Correct Answer: 29
Solution : The average of the first n natural numbers $ = \frac{(n+1)}{2}$ $\therefore$ The average of the first 57 natural numbers $= \frac{(57+1)}{2} = 29$ Hence, the correct answer is 29.
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