Answer:
the probability having no customers are in the system is 0.375
Step-by-step explanation:
The computation of the probability having no customers are in the system is as follows;
Given that the arrival rate is 1.25 customers per minute
The Service rate is 2 customers per minute
Based on the above information, the probability is

Hence, the probability having no customers are in the system is 0.375
For the second question (5/6)/(4) is the same as (5/6)*(1/4) so just multiply across and you get (5/24)
Answer:
8.65957446809
Step-by-step explanation:
8.7
Applying or Pythagorean theorem, as determined by x indicated em um dos retângulos each Triangles. What do u mean