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Question 1:
Find the average of the first 70 natural numbers
A. 35
B. 34.5
C. 35.5
Feedback Average of n natural numbers = (n + 1 ) / 2
= ( 70 + 1 ) / 2
= 71 / 2
= 35.5
Answer is 35.5
D. 31.5

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