Answer:
1) $1,200 + x × 4.5/100 > $1,600
2) Bill has to make more than $8,888.
, in total sales monthly for it to be a better choice to work at Subaru
Explanation:
1) The given parameters are;
The amount of monthly pay the Subaru dealership is offering = $1,200
The percentage of his total sales, x, Subaru dealership is offering = 4.5%
The flat monthly pay the BMW dealership is offering = $1,600
Therefore, the inequality to show when it would be better for him to choose to work for Subaru is given as follows;
$1,200 + x × 4.5/100 > $1,600
2) The solution of the above inequality is given as follows;
$1,200 + x × 4.5/100 > $1,600
x × 4.5/100 > $1,600 - $1,200
x × 4.5/100 > $400
x > $400 × 100/4.5 = $8,888.
Therefore, in order to make it better to work at Subaru, Bill has to sell more than $8,888.
worth of cars every month.