Question

Find the average (mean) of each group of numbers.

41. 3, 12, 6
42. -8,-1, -3
43. -8, 15, 5, 8
45. –10, -7, 7, 10
46. 12, 24, 9, 15, 18, 20, 16, 14

Answer 1

41, 7

42, -4

43, 5

45, 0

46, 16

Explanation:

41, 3+12+6 ÷3

42, -8, -1, -3 ÷3

43, -7+15+5+8÷4

45 -10-7 is -17, 7+10=17, 17-17 =0

46, 128/8=16