Andy used16of a can of paint to cover12of a wall. How much of the can of paint did Andy use to paint the whole wall?

Express your answer in simplest form.

112

12

18

13

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2