Please help! Use finite differences to identify the degree of the polynomial that best describes the data.

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?