Question

If the mean of the four numbers 4, 8,x and 12 is 10,then x is

Answer 1

Answer:

4+8+x+12/4 = 10

24+x= 10×4

x = 40-24

= 16

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Answer 2

Concept :

The amount of a bunch of numbers separated by the complete number of numbers in the set yields the number-crunching mean, otherwise called the number-crunching normal, or basically the mean or normal in science and measurements. At the point when information are persistent and even, similar to when they are the point at which they are regularly circulated, the mean is commonly the most proper focal inclination measure to utilize. Be that as it may, everything depends on what you maintain that your information should illustrate. To secure a wide outline or picture of the informational index, use the mean. The ideal circumstance for utilizing mean is the point at which the informational collection's qualities are firmly dispersed.

Given:

The mean of the four numbers $4, 8,x,$ and $12$ is $10$

To Find:

The value of $x$

Solution:

According to the problem,

The mean of the four numbers $4, 8,x$ ,  $12$ is $10$

The sum of the four numbers is = $10$ × $4 = 40$

So,

$4+8+x+12 = 40\\24 + x = 40\\x = 16$

Hence the value of $x$ is $16$

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