Given the Information in Question 23 in Relation to the Property

Given the information in Question 23 in relation to the property purchase by Nick Lanay on 1 July 2012, respond to the following questions:
(a) What is the gearing ratio in relation to the investment property as at;
(i) 1 July 2012,
(ii) 30 June 2013, and
(iii) 30 June 2014?
(b) Assume that the investment property was sold at the market valuations as shown in Question 23 on each of 30 June 2013 and 30 June 2014 respectively. Ignoring the Medicare levy and any tax offsets as well as assuming that any capital gain is taxed in full at marginal tax rates in the 2013 financial year and is subject to the 50% capital gains tax discount in the 2014 financial year:
(i) What would have been Nick's after-tax return on the property following the sale based on the property purchase price for the 2013 and 2014 financial years? Include all financial information from Question 23 in your calculations.
(ii) What would have been Nick's after-tax return on the property following the sale based on the capital initially contributed by Nick for the 2013 and 2014 financial years? Include all financial information from Question 23 in your calculations.