advbidurkhadka advbidurkhadka

13-03-2021
Mathematics

contestada

The mean of 20 items is 40 and the mean of
another 30 items is 60. What is the mean of
de angles of
whole set of items?

Respuesta :

13-03-2021

Answer:

At this point just choose a mean thats half of the value

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lucarion lucarion

13-03-2021

Answer:

Just divide the value by 2 and you will get the mean

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