Due tonight please help economics writing

Emily bought 200 shares of abc co. stock for $29.00 per share on 60% margin. assume she holds the stock for one year and that her interest costs will be $80 over the holding period. ignoring commissions, what is her percentage return (loss) on invested capital if the stock price went down 10%?

Abond is issued for less than its face value. which statement most likely would explain why? a. the bond's contract rate is higher than the market rate at the time of the issue. b. the bond's contract rate is the same as the market rate at the time of the issue. c. the bond's contract rate is lower than the market rate at the time of the issue. d. the bond isn't secured by specific assets of the corporation.

When the federal reserve buys and sells bonds to member banks, it is called a. monetary policy b. reserve ratio c. interest rate adjustment d. open market operations