The average of All numbers from 1 to 13
Answers
Answered by
0
Answer:
sum=n(2a+n-I)/2 = 13 (2+13-l)/2
= 182 / 2=91
Av=91/13=7. Ans
Similar questions
Social Sciences,
8 months ago
Math,
8 months ago
English,
8 months ago
History,
1 year ago
Geography,
1 year ago