Which set of ordered pairs is not a function? A {(1,4), (2,3), (3,2), (4,3)}
B {(2,3), (3,2), (4,4), (5,2)}
C {(-2,3), (4,1), (2,-1), (1,5)}
D {(-2,3), (1,4), (-2,-1), (1,5)}

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm