The average weight of a family of five members (in kg) whose weights are 40 kg, 49 kg, 56 kg, 71 kg, and 37 kg is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3, i.e., 50.6.
Average = Sum of weights ÷ Number of members
Sum of weights = 40 + 49 + 56 + 71 + 37 = 253 kg
Average = 253 ÷ 5 = 50.6 kg