Question

please answer it if you know the answer then only you do it otherwise leave​

Answer 1

Explanation:

310/5=62 Is the mean

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Answer 2

$\huge \sf \frac{40 + 50 + 6 0 + 70 + 90}{5} = \frac{310}{5} = 62$

∴ Mean of a Student's Mark in Economics Test is 62 .

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