SSC CGL Model Paper 10

Question : 56 of 100

Marks: +1, -0

In a class of 39 students there are 26 girls. The average weight of these girls is 42 kg and average weight of the full class is 48 kg.
What is the average weight (in kg) of the boys of the class?

Validate

Solution:

The average weight of the boys of the class

={3 9 × 4 8 -2 6 × 4 2}/{39-26}

={1872-1092}/13=780/13=60\kg

Go to Question:

Prev Question

Next Question