1) A classroom has a length of 30 ft. and a width of 20 ft. The flooring is to be replaced by tiles. Each tile has a length of 36 in. and a width of 24 in. How much money will it cost to replace the tiles if each tile is $2.34? 2) What is the area of the triangle above?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.