This is about finance for me. Show EVERY step and ALL decimals detailedly. MUST ONLY Use given formulas (DONT accept other types of formulas). List all formula you use and give explanations. Thanks very much.

Types of Financial Problems: Practice and solve them and get good grades in the FINAL! Remember to show ALL decimals in every step on the screen! Practice 2 (A credit card myth) A common myth about credit cards is that to build a good credit history you have to \"carry a balance\