Question

Class A has 20 pupils and class B has 19 pupils.

Both classes site the same maths test
The mean score for class A is 33.
The mean score for class B is 62
What is the mean score (rounded to 2 DP) in the maths test across
both classes?​

Answer 1

47.5

Explanation:

33+62=95

95/2=47.5