pls solve

(c) Derive the formulae for estimating the volatility of bond price and thereby calculate the percentage change in bond price and the new bond price if the yield to maturity falls to 11%.2+2+(2+4) (a) Suppose that an investor has only two assets, Stock 1 and Stock 2 with Covariance of Stock 1 and 2=1% If the investor wants to minimise portfolio variance, following Markowitz model, what would be the weightage of Stock 1 and Stock 2 in his portfolio? Calculate the mean and variance of the Minimum Variance Portfolio. (b) Draw a feasible set of portfolios and identify the Efficient Frontier and Minimum Variance Portfolio. (5+1+2)+2