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>> Find the average of the first 20 natural numbers?
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Q. Find the average of the first 20 natural numbers?
a.
10
b.
11.5
c.
12
d.
10.5
ANSWER: 10.5
Answer & Explanation
Average of the first ‘n’ natural numbers = (n + 1)/2
We get (20 + 1)/2 = 10.5
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