1 the average of 3 6 9

2 average of 15 5 8 and 4

3 Mary had 6 buns Jim had 10 buns jack had 5 buns what's the average

4 14 9 and 7 what's the average

1. 3 + 6 + 9 = 18

18/3 = 6 - - > The average is 6

2. 15 + 5 + 8 + 4 = 32

32/4 = 8 - - > The average is 8

3. 6 + 10 + 5 = 21

21/3 = 7 - - > The average is 7

4. 14 + 9 + 7 = 30

30/3 = 10 - - > The average is 10