Evan rollerbladed a total of 623 km over d days. He rollerbladed the same distance each day. How many kilometers did Ethan rollerblade each day? Write your answer as an expression.

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?