Question

pratham 9 odd sankhyao ka ausat Kya hoga​

Answer 1

Answer:

$so \: \frac{1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17}{9} = \frac{81}{9} = 9 \\ so \: 9 \: is \: the \: aerage$

Answer 2

SUM OF NO = N (A+L)/2

Sum of = 9(1+17)/2

= 9*18/2

= 81

SO, SUM OF = 81

AVERAGE = SUM / TOTAL

= 81/9

= 9