Financial calculations

i need help woth #6-9

5. Tina (problem 4) goes to a different bank and can find a mortgage at 6.5 percent interest Assuming everything is the same, a. What is her monthly payment? Click here to enter text. b. What is her total interest cost? Click here to enter text. 6. Alison Wolcott bought a new vacation home for $110,000. She put down 20 percent and obtained a mortgage for 30 years at 10 percent. a. What is her monthly payment? Click here to enter text, b. What is her total interest cost? Click here to enter text. 7. If Alison (Problem 6) got a 15-year mortgage instead: a. How much more would her monthly payment be? Click here to enter text b. How much interest will she save over the 30-year mortgage? Click here to enter text. 8. Sam bought a home in Austin, Texas, for $100,000. He put down 30 percent and obtained a mortgage for 25 years at 10 percent. a. What is his monthly payment? Click here to enter text. b. What is his total interest cost? Click here to enter text. Home Financing Section: How much will I save by increasing my mortgage payments? 9. In Problem 8, Sam decides to round his payment up to $700. a. How many payments earlier will he pay off his loan? Click here to enter text. b. How much interest will he save? Click here to enter text