The mean of 5 different numbers is 6 and the mean of 4 different
numbers is 15. Find the mean of 9 numbers. Please answer fast as possible.

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02-04-2022
Mathematics

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The mean of 5 different numbers is 6 and the mean of 4 different
numbers is 15. Find the mean of 9 numbers. Please answer fast as possible.

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toluchi toluchi · Answer 1 · 2022-04-02T15:45:59+02:00

toluchi toluchi

02-04-2022

Total number of the first five numbers=5*6=30
Total number of the second four numbers=4*15=60
The total number of the 9 numbers=30+60=90
Mean of the 9 numbers=90/9=10

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The mean of 5 different numbers is 6 and the mean of 4 differentnumbers is 15. Find the mean of 9 numbers.​ Please answer fast as possible.​

Respuesta :

Otras preguntas

The mean of 5 different numbers is 6 and the mean of 4 different
numbers is 15. Find the mean of 9 numbers. Please answer fast as possible.