Question

The mean of 4 numbers ABCD is 6 then the mean of another number ABCDE is 10 find the value of E

Answer 1

Answer:

mean of abcd=(a+b+c+d)/4

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

24=a+b+c+d

mean of abcde=(a+b+c+d+e)/5

10=(a+b+c+d+e)/5

50=a+b+c+d+e

50=24+e

26=e

hope it will help you