Question

2. Find the mean of
(i) the first nine natural numbers.
(ii) the first six even natural numbers.
(iii) the first ten odd natural numbers.
(iv) the prime numbers between 20 and 30.
(v) all the factors of 15.​

Answer 1

hope it helps....................

Answer 2

Answer:

1,2,3,4,5,6,7,8,9

0,2,4,6,8,10

1,3,5,7,9,11,13,15,17,19

23,29

1,3,5,15