The formula to computed a weighted mean is interpreted as follows when computing GPA.

The weighted mean

$,$ where

each course grade $($ from $0-4)$ and

the number of units associated with the course.

Round all answers to one decimal place.

$($a$)$ Listed below are the courses and grades earned by Lilliana during her first college semester. Calculate Lilliana$$s GPA for this semester.

Courses Grade $(0-4)$ Units $($weights$)$

Anthropology C $(2\mathrm{.}0)3$

Statistics A $(4\mathrm{.}0)4$

English B $(3\mathrm{.}0)3$

Chemistry D $(1\mathrm{.}0)5$

GPA $=$

$($b$)$ How would Lilliana$$s GPA have changed if she had decided to drop her Chemistry class before the drop deadline? $($Dropped classes do not count in the GPA.$)$ Calculate Lilliana$$s GPA if the Chemistry class does not count.

GPA after dropping the Chemistry class $=$