Cassandra and AI are selling pies for a fundraiser. Cassandra sold 3 pies and 14 large pies for a total of $203. AI sold 11 small pies and 11 large pies for a total of $220. Determine the cost of each of one small pie and one large pie. a. write a system of equations and solve using substitution b. analyze the results. how can you verify that the solution is correct? c. use graphing calculator to plot both lines on the same coordinate plane. does the graph verify your solution?

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

Two parallel lines are crossed by a transversal.what is value of x

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)