2000 $ is the capital amount and it will be invested according to certain processes. Discussed in the following items

1- find the monthly compound interest in order for the investment reaches to 2500$ after one year.

2- Find the weekly compound interest in order to the increasing value in the investment equals to 300 $ after 3 months. 3- Find the weekly compound interest in order to get the same investment result at the end of 4 months with a weekly simple interest of 5%. 4-Create a computational simulation for each previous item.