Answer:
$9,000
Step-by-step explanation:
Option A:
In a week he will earn 720 since 18 × 40 = 720
Option B:
(x=the amount of weekly sales)
8x ÷ 100=720
8x=72,000
x= 72,000 ÷ 8
72,000 ÷ 8 = 9,000
The salesperson needs to make a weekly sales of $9,000 to earn the same amount with both options.