state gov Kolkata Police Constable Mock Test 2024 Quantitative Aptitude Average

The ratio of the number of boys and girls in a class is 5 : 7. The average weight of boys is 56 kg and that of girls is 50 kg. What is the average weight (in kg) of all the boys and girls in the class?

1
54.1
2
53.2
3
52.5
4
51.8
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