Math, asked by devarshnagrecha481, 10 months ago

The mean of 4 numbers is 13.The mean of other 5 numbers is 22. Find the mean of all numbers

Answers

Answered by aryandaga00
0

Answer:

18

Step-by-step explanation:

mean of 4 number= 13

sum of all number=13×4=52

mean of other 5 number=22

sum of the number=22×5=110

Total sum=110+52=162

mean of all number=162/9

=18

Hope this helps :)

Answered by amitsnh
0

the mean of 4 numbers is 13

sum of the four numbers = 13*4 = 52

sum of other 5 numbers = 22*5 = 110

sum of the 9 numbers = 110+52 = 162

mean of the nine number = 162/9

= 18

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