Question

The average of 8 numbers is 18. the average of 6 of these numbers is 15. the average of the remaining two numbers is

Answer 1

Step-by-step explanation:

6×-3 +2x =0

x = 9

18+9 = 27

hope this helps

Answer 2

The average of the remaining two numbers is 27.

Given:

The average of 8 numbers is 18.

The average of 6 of these numbers is 15.

To Find:

We have to find the average of the remaining two numbers

Solution:

The sum of 8 numbers is (18×8)=144

The sum of 6 of these numbers is (15×6)=90

Therefore, the sum of the rest 2 numbers is (144-90)=54

So, their average is 54÷2=27

Hence the average of the remaining two numbers is 27.

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