Simplify the rational expression: (5a^2*b^2*c^-3)/(2a^3) divided by (15a^3*b^-2*c/(b^-5*c^3)a                  1 / (3a^3*b^2*c^2) b                  1 / (6a^4*b*c) c                  1 / (6a^6*b^2*c^2) d                  1 / (2a^3*b*c)

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?