Question

In requirement of thanks. What is the solution.

Answer 1

Step-by-step explanation:

sum of the scores in both the classes

=70p+92n

So average=(70p+92n) / (p+n)=n.

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Answer 2

Step-by-step explanation:

Sum of scores of two classes that are joined=( 70p nd 92p)/p plus n=n

hope it helps u