Question

12 numbers have a mean 182 . The sum of 12 numbers is .

Answer 1

$mean = \frac{sum \: \: of \: \: all \: \: observations}{total \: \: no. \: \: of \: \: observations} \\ \\ 182 = \frac{x}{12} \\ \\ 182 \times 12 = x \\ \\ 2160 = x$