The average weight of a family of five members (in kg) whose weights are 40 kg, 49 kg, 56 kg, 68 kg, and 39 kg is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3, i.e., 50.4.
Average = Sum of values ÷ Number of values
Sum = 40 + 49 + 56 + 68 + 39 = 252
Number of members = 5
Average = 252 ÷ 5 = 50.4 kg