Arthur purchases the same food everyday for lunch. He buys a grilled cheese sandwich for $0.75, an apple for $0.40, and milk for 0.45. How much will arthur need to buy lunch every five days

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?