Question

Average of first four odd number​

Answer 1

Answer:

The idea is the sum of first n odd number is n2, for find the Average of first n odd numbers so it is divide by n, hence formula is n2/n = n. it take O(1) time.

$\huge \rm \underline{ \underline \red{hope \: it \: helps}}$

Answer 2

Answer:

1,3,5,7

Step-by-step explanation:

1+3+5+7/4.=16/4