Bonds: Yield capital gain/loss

Suppose you have a bond, with a par value of $1000, that pays interest twice a year at the rate of 12%. You paid $853.29 when you purchased this bond a) Calculate the interest rate yield of your bond b) You are selling this bond today and will receive $ 936.33 for it. What is the capital gain/loss

Portfolio

Suppose you are managing a portfolio, consists of 20 stocks. The beta of your portfolio is 1.65. You decide to sell five stocks from your portfolio: the beta of those five stocks was 2.00. You are also thinking to purchase 10 additional stocks, with a combined beta of 1.05, to replace the stocks you are selling. All stocks are of equal weights in your portfolio, both before and after these transactions. ( Hint: each stock weighs 5% before and 4% after the transactions) a) After selling the stocks from the portfolio, what would be the total beta of the remaining stocks in your portfolio b) What would be the beta of your portfolio if you purchase the new stocks and put it in your portfol... click for more

Exchange Rate

a) Suppose your company has an international operation. Last month, when the exchange rate between the US Dollar and the Japanese Yen was 130.00, your company contracted to purchase inventory from a Japanese compnay for Y13,000,000, payable in 30 days in Japanese currency. This month the exchange rate is onyl 125.00. Calcualte, if any, your company's gain or lose due to the exchange rate fluctuation b) Last month, your company sold some merchandise to a Mexican customer for MP33,750,000. The exchange rate at the time was 225.00. You just received the pesos due, but the exchange rate is now 240.00. What is, if any, your companiy's gain or lose in this transaction

Linear Programming

Maximize z = 5x-2y subject to constraints x+y>2, 2x+3y<12, 3x+2y<12, x>=0, y>=0 I do not understand where I am going wrong with this problem.

Linear Programming

Minimize z=6x+2y subject to constraints x+y>40, x+y>16, 4x+2y>48, x>0, y>=0 My solution doesn't seem to be correct. Please advise.