Question

Average of 4 number is 36 three of the numbers are 38, 44, 42. then the fourth number is​

Answer 1

Answer:Given

(a+b+c+d)/4=24

(a+b+c+d)=24*4

(a+b+c+d)=96 (i)

Given

(a+b+c)/3=26

(a+b+c)=26*3

(a+b+c)=78 (ii)

Now,

(ii) -> (i)

(78 + d) = 96

d = 96 - 78

d=18

Since d is the fourth number in the series, the fourth number is 18.

Answer 2

Answer:

the 4th number is 20

hope it was helpful