Average Practice Test 1

Question : 1 of 40

Marks: +1, -0

The average weight of 16 boys in a class is 50.25 kgs and that of the remaining 8 boys 45.15 kgs. Find the average weight of all the boys in the class.

49.25 kgs
48.55 kgs
48 kgs
47.55 kgs

Validate

Solution:

The average weight of all the boys in the class

={16×50.25+8×45.15}/{16+8}

=1165.20/24=48.55\kgs

Go to Question:

Next Question