advbidurkhadka
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?​

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Respuesta :

LA491
LA491 LA491
  • 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

Answer Link

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