Create a forecast for Week $8$ using a $3-$week weighted moving average with weights of $0\mathrm{.}6$ for the most current week, and $0\mathrm{.}1$ for the oldest week.

Week

Income

$1$

$150$

$2$

$120$

$3$

$240$

$4$

$220$

$5$

$160$

$6$

$190$

$7$

$210$

$8$

Group of answer choices