What is the variance of the returns on a portfolio that is invested 40 percent in Stock S and 60 percent in Stock T? State of

Economy

Probability of

State of Economy

Rate of Return

if State Occurs

Stock S

Stock T

Boom

.06

.22

.18

Normal

.92

.15

.14

Bust

.02

−

.26

−

.09

Anewspaper boy is trying to perfect his business in order to maximize the money he can save for a new car. daily paper sales are normally distributed, with a mean of 100 and standard deviation of 10. he sells papers for $0.50 and pays $0.30 for them. unsold papers are trashed with no salvage value. how many papers should he order each day and what % of the time will he experience a stockout? are there any drawbacks to the order size proposed and how could the boy address such issues?

All of the industries and businesses in the country of marksenia are privately owned and sell products at different prices that are not controlled by the government or any other organizational body. consumers in marksenia are free to buy as much of the products as they like from the businesses they want. the country of marksenia has a

Your parents have accumulated a $170,000 nest egg. they have been planning to use this money to pay college costs to be incurred by you and your sister, courtney. however, courtney has decided to forgo college and start a nail salon. your parents are giving courtney $20,000 to her get started, and they have decided to take year-end vacations costing $8,000 per year for the next four years. use 8 percent as the appropriate interest rate throughout this problem. use appendix a and appendix d for an approximate answer, but calculate your final answer using the formula and financial calculator methods. a. how much money will your parents have at the end of four years to you with graduate school, which you will start then?