Question

Find the average of this set of numbers.1, 9, 11, 13, 26

A) 12
B) 13
C) 14
D) none of the above

Answer 1

A

Step-by-step explanation:

Remark

An average is found by adding all the members of a group, and then dividing by the number in the group.

Solution

Sum = 1 + 9 + 11 + 13 + 26

Sum = 60

Number in the group 5

Average and answer

Average = Sum / number in the group

Average = 60/5 = 12

Answer 12