The CC solution of foundation papers for the Organization and Economics is avaialble at the techshristi website.Here is the link for the samehttp://www.techshristi.com/category/165/foundation-cc-solutions/
I know the CC solution for the other two subject are not there over the website but we wil try over best to get then on the website.
Till that time you can go ahead with your other papers or else try to find the answer to the question, because all the questions are given with in the institute book only.It is fully a copied from the institue book.I am sure you will get answer to all question from book itself.
but it is humble request if you get the answer of the cc papers then please share it here so next time other would not have to ask this question.
you can share the page number of the institue book once you find the answer.