Math, asked by naveedgul4841243, 5 months ago

A student obtained 40,50 and 60 Mark's in English, maths, Urdu having weights 5,4,1 respectively find weighted mean

Answers

Answered by Akkasshhhh

1

So weighted mean

= 40x5 +50x4 +60x1 / {5 +4 + 1)

= 460/10= 46

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