Answer:
The company should sell at least 2,250 units to break even
Explanation:
We need to calculate what is know as break-even point (BEP).
It can be calculated as

FC: fixed cost
p: price
vc: variable cost
The variable cost are expressed as 20% of the revenue, so it can be calculated that vc=0.2*p=0.2*4=0.8
Now we can calculate the BEP
