21. Thinking, Inquiry, Problem Solving (a) Imagine that you have a loan and the interest rate on the loan doubles. You wish to keep the same amortization period, but should you double the payment? Justify your reasoning with examples. (b) Imagine that you are going to borrow money. You decide to double the amount that you want to borrow. Should you double the payment if you wish to keep the same amortization period? Justify your reasoning with examples. The Chapter Problem Financial Planning