Ab and c are collinear, and b is between a and c. the ratio of ab to ac is 1: 2. if a is at (6,3) and b is at (-1,2), what are the coordinates of point c?

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?