Answer:
Minimal advantage is $7.50.
Minimal expense is $5.50.
Minimal advantage is bigger than the peripheral cost, which shows net advantage for the general public.
The proficient level happens when minor advantage and peripheral cost both are equivalent.
Peripheral advantage diminishes as there is increment underway.
Also, minor cost increments as there is an expansion underway.
Along these lines, there ought to be increment underway with the end goal that minimal advantage decline and minor cost increment till both get equivalent to one another.
In this way, it is prescribed that the coast guard risen the degree of their enforcement activity.