What is the average of first 15 odd numbers among the natural numbers?
Answer & explanation
Correct answer: option 2
Sum of first n odd number = n2
Sum of first 15 odd number = 152
= 225
Average of first 15 odd number = \(\frac{225}{15}\) = 15
What is the average of first 15 odd numbers among the natural numbers?
Correct answer: option 2
Sum of first n odd number = n2
Sum of first 15 odd number = 152
= 225
Average of first 15 odd number = \(\frac{225}{15}\) = 15