Pass necessary journal entries for issue of debentures for the following transactions:
(i) Suhavo Ltd. issued 10,000, 11% Debentures of ₹ 100 each at a discount of 10%, redeemable at a premium of 5%.
(ii) Mudit Ltd. issued 20,000, 9% Debentures of ₹ 100 each at a premium of 5%, redeemable at a premium of 10%.
(iii) Sudip Ltd. issued 30,000, 8% Debentures of ₹ 100 each at par, redeemable at a premium of 5%.
A racing track is built around an elliptical ground whose equation is given by \[ 9x^2 + 16y^2 = 144 \] The width of the track is \(3\) m as shown. Based on the given information answer the following: 
(i) Express \(y\) as a function of \(x\) from the given equation of ellipse.
(ii) Integrate the function obtained in (i) with respect to \(x\).
(iii)(a) Find the area of the region enclosed within the elliptical ground excluding the track using integration.
OR
(iii)(b) Write the coordinates of the points \(P\) and \(Q\) where the outer edge of the track cuts \(x\)-axis and \(y\)-axis in first quadrant and find the area of triangle formed by points \(P,O,Q\).