Question

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•Find the average marks of preeti if her marks in five subjects 53,74,85,98,100

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Answer 1

Answer:

here is answer dear friend

Answer 2

Answer♡

Let it be x

Sum of score of 5 subjects = 358

Average = $\tt\frac{(Sum~ of~ 6~ subjects)}{(No.~ of~ subjects)}$

No. of subjects = 6

Average = $\tt\frac{358+x}{6}$

It is 74 as per given data

$\tt\frac{358+x}{6} = 74$

358+x = 444

x = 444-358

x = 86

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