A) 18
B) 20<
C) 22
D) 24
Solution:
Total Books: 7
AVG formula = Sum of all books / Total Books
AVG of books = 16 + 16 + 16 + 23 + 23 + 23 + 23 / 7
= 140/7 = 20 ANS
A) 18
B) 20<
C) 22
D) 24
Solution:
Total Books: 7
AVG formula = Sum of all books / Total Books
AVG of books = 16 + 16 + 16 + 23 + 23 + 23 + 23 / 7
= 140/7 = 20 ANS