Which of the following sets of ordered pairs is a function? a) {(2,3) (3,4) (3,5) (5,6) }
b) {(1,5) (2,6) (3,7) (4,8) }
c) {(3,4) (5,7) (5,8) (7,9) }

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2

Which of the following parabolas opens up?