In a recent semester at a local university, 490 students enrolled in both general chemistry and calculus i. of these students, 61 received an a in general chemistry, 63 received an a in calculus, and 25 received an a in both general chemi: and calculus find the probability that a randomly chosen student received an a in general chemi stry or calculus or both

Answer this question only if you know the answer! 30 points and

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)

X-10/4 when x = –18 a 7 b –2 c –7 d 2