CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Change in Mean Values

The mean of 4...

Question

The mean of 4,9,10 and x is 8.find x

Open in App

Solution

Mean= sum of worth(value) of given items /number of items

so (4+9+10+x)/4=8
So 23+x=32
x=9

Suggest Corrections

thumbs-up

29

Similar questions

If mean of x, x +2, x + 4, x + 6 and x + 8 is 11, find the mean of first three observations

Q. Find the mean of

x

x + 2

x + 4

x + 6

x + 8

Q. If the mean of five observations x, x + 2, x + 4, x + 6, x + 8 is 13, find the value of x and hence find the mean of the last three observations.

x

x

x

x

x

+ 8 is 22, then find the mean of first three observations.

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Law of Radioactivity

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Change in Mean Values

Standard VII Mathematics

Join BYJU'S Learning Program

CrossIcon