Zip Games purchases blank DVD disks onto which it copies its ...

[genevieve1028]

Zip Games purchases blank DVD disks onto which it copies its software for sale through its mail order operation. A disk costs Zip .20 . Processing an order for more disks cost 15 . Zip uses 60000 disks annually, and the company has a 25 cost of capital.
 a. Find the optimal order quantity.
  b. How many orders are placed annually?
  c. How frequently will orders be placed?

Question 2

A local university reports that 10 of their students take their general education courses on a pass/fail basis. Assume that fifteen students are registered for a general education course.
 a. What is the expected number of students who have registered on a pass/fail basis?
  b. What is the probability that exactly five are registered on a pass/fail basis?
  c. What is the probability that more than four are registered on a pass/fail basis?
  d. What is the probability that less than two are registered on a pass/fail basis?

[macybarnes]

Answer to Question 1

a. Q = 6000
b. 10 orders placed annually
c. every 36.5 days

Answer to Question 2

a. 1.5
b. 0.01050
c. 0.0127
d. 0.5491