Consider the following covariances between stock RBA and stock SAL:

RBA SAL

RBA 0.484 0.255

SAL 0.283 0.255

Calculate the variance on a portfolio that is made up of a $48,000 investment in

stock RBA and a $32,000 investment in stock SAL.

Show all your calculations.

RBA SAL

RBA 0.484 0.255

SAL 0.283 0.255

Calculate the variance on a portfolio that is made up of a $48,000 investment in

stock RBA and a $32,000 investment in stock SAL.

Show all your calculations.

Which part of the executive branch is responsible for preparing the president’s budget

proposal?

proposal?

If Joe taxable income is 7500 using a tax table above how much would he pay in taxes

Suppose HTC sells 8000 smartphones in Taiwan per week at a price of $250.Due to competition,HTC reduces the price to $225 and subsequently notices that demand for its smartphone increases to 8640 units in the following week.Calculate the price elasticity of demand for HTC smartphones

In the short run (short-term) how do ship-owners adjust (respond) to price changes in freight rate?

The owner of a car wash is trying to decide on the number of people to employ based on the following short-run production function:

Q = 6L – 0.5L2

Where Q = Number of car washers per hour

L = Number of workers

a. Generate a schedule showing total product, average product, and marginal product, Plot this schedule on a graph.

Q = 6L – 0.5L2

Where Q = Number of car washers per hour

L = Number of workers

a. Generate a schedule showing total product, average product, and marginal product, Plot this schedule on a graph.

2)Solve using a computer to find the best solution:

a)To minimize the cost of a 50-pound bag of the fertilizer, Golding should use such amount ofchemicals:

E-11

C-92

C-30

D-21

27.5

10

12.5

0

In this case, the cost is 4.4 $.

b)In case Golding have to use at least 1 pound of each chemical, the amount will be:

E-11

C-92

C-30

D-21

26.5

9

13.5

1

In this case, the cost is 4.49 $.

a)To minimize the cost of a 50-pound bag of the fertilizer, Golding should use such amount ofchemicals:

E-11

C-92

C-30

D-21

27.5

10

12.5

0

In this case, the cost is 4.4 $.

b)In case Golding have to use at least 1 pound of each chemical, the amount will be:

E-11

C-92

C-30

D-21

26.5

9

13.5

1

In this case, the cost is 4.49 $.