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Direct Method of Finding Mean

If the mean o...

Question

If the mean of 3, 4, x, 7, 10 is 6, then the value of x is 5.

A

4

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B

5

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Solution

The correct option is B 5
$6 = \frac{3 + 4 + x + 7 + 10}{5}$
$\Rightarrow 30 = 24 + x$
$\Rightarrow x = 6$
Therefore, the given statement is false.

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