The average weight of 30 male workers in a company is 62.5 kg and that of the remaining 20 female workers is 54.5 kg. The average weight of the total workers in the company is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 59.3 kg.
Total weight of males = 30 × 62.5 = 1875 kg
Total weight of females = 20 × 54.5 = 1090 kg
Total workers = 30 + 20 = 50
Total weight = 1875 + 1090 = 2965 kg
Average weight = 2965 ÷ 50 = 59.3 kg