Requesting help for PROJECT WORK FOR ADDITIONAL MATHEMATICS From5 2007? Urgent!!!?

Question

Ang, Bakar and Chandran are friends and they have just graduated from a local university. Ang works in a company with a starting pay of RM2000 per month. Bakar is a sales executive whose income depends solely on the commission he receives. He earns a commission of RM1000for the first month and this omission increases by RM100 for each subsequent month. On the other hand, Chandran decides to go into a business. He open a café and makes a profit of RM100 in the first month. For the first year, his profit in each subsequent month is 50% more than that of the previous month.
In the second year, Ang receives a 10% increment in his monthly pay. On the other hand, the commission received by Bakar is reduced by RM50 for each subsequent month. In addition, the profit made by Chandran is reduced by 105 for each subsequent month.
1 (a) How much does each of them receive at the end of the first year? (b)What is the percentage change in their total income for the second year compared to the first year?

Answer 1

There must have been SOME people assigned this problem who attempted to do it themselves, but, then, again, it has been posted 20 times.
http://answers.yahoo.com/search/search_result;_ylt=Ag7_b2FFJLibDD8yD8mjZSoHxgt.?p=Ang%2C+Bakar+and+Chandran