An artist creates a right prism whose base are regular pentagons. he wants to paints the lateral surfaces of the prism. one can of paint can cover 30 ft2. how many cans of paints must he buy if buy if the height of the prism is 15 ft and the length of the pentagon is 5 ft?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Which of the following graphs could represent a cubic function?

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?