Reyna is thinking about buying a house. She has looked at two separate homes in the same neighborhood. House A (5 bed/2 bath/2 garage) has a list price of $275,000 and is 2100 square feet, while house B (4 bed/3 bath/2 garages) has a list price of $182,000 and is 1500 square feet. She is considering going with a 5/1 ARM, and the bank has asked for a 20% down payment on the loan.Part I: What is the price per square foot of house A?Part II: What is the price per square foot of house B?Part III: How many bedrooms and bathrooms does house A have?Part IV: How many bedrooms and bathrooms does house B have?Part V: Reyna is considering a 5/1 ARM. What does "ARM" stand for?Part VI: If Reyna has a 5/1 ARM, how long will the fixed interest rate be applied to her loanPart VII: What is the down payment for house A?Part VIII: What is the down payment for house B?Part IX: If Reyna can afford a down payment of $50,000, which house, if any, can she afford?Part X: A week later, house C (5/3/3) with 1900 square feet is listed on the market, with a price listed as "negotiable." If the average price per square foot is $125, what can Reyna expect to pay for this house?