I need an excel and Tableu expert

I am stuck on these questions for a task: The NSW Contaminated Land Management Act 1997 requires information about contaminated sites to be made public. a) What are the top ten (10) suburbs/towns in NSW that have the most contaminated sites? b) What are the top eight (8) industries causing this contamination? c) What was the dataset that you used? d) In both cases show a screen shot of how you worked with the data to answer these questions. 5. The context: you are working on a series about various equity issues in Australia. As part of this series you are looking at Australian levels of access to the Internet a) Create a Google map showing the comparative data of the percentage of households with Internet access at home among OECD countries in 2017. If any country’s data is not 2017, then make sure that your visualisation gives which date is being used and where you found it. For comparative reasons you should also be able to show the population of each country – use the latest data you can find. b) the datasets - you must · give the exact name of any dataset you use · write a couple of sentences stating the strategy you used to find each dataset · give a screen shot of any search that you did to find them · give a screen shot of each opened dataset that you have used c) the process – you must · write a paragraph describing the method you used to create the visualisation, including any difficulties you encountered · give a screen shot of your data visualisation 6. Use Tableau Public to create a map of Victorian property sales report (median house prices for Victorian suburbs time series 2007-2017) a) Give screen shot of the map b) give the exact name of any dataset you used c) write a couple of sentences stating the strategy you used to find the dataset d) include a screen shot of any table you created