Enzo has two piles of buttons. In each pile there are red and blue buttons. In one pile, the ratio of the number of red buttons to the number of blue buttons is 1:2. In the second pile the ratio of the number of red buttons to the number of blue buttons is 3:5. If Enzo has a total of 20 red buttons, how many blue buttons are there?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Identify whether the figure has plane symmetry, symmetry about an axis, or neither.

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?