Last year 500 students enrolled in both math and art class. Of these students 82 got an A in math, 73 in art class, and 42 in both statistic and psychology. Find the probability that randomly selected student got an A in math or art class (or both).

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.