Question

Find the mean of x + 3, x + 5, x + 7, X + 9 and x + 11.
If different values of variable x are 19.8, 15.4, 13.7, 11:71, 11-8, 12-6, 12-8, 18-6,
20.5 and 21.1, find the mean.
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Answer 1

Answer:

$\boxed{ \sf{mean = \frac{sum \: of \: the \: terms}{no.of \: terms} }}$

refer to the attachment for the explanation