A survey was done that asked people to indicate whether they preferred pool swimming or ocean swimming. The results of the survey are shown in the two-way table. Chantal is making a relative frequency table from this data.

What operation should Chantal perform to determine the relative frequency of a person over 30 years old who prefers ocean swimming?

Ineed if you could explain and give me the answer you! this needs done

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

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need