Given the graph below, which of the following statements is true?

Abag of popcorn contains 483 calories and servers 3.5 people. how many calories are in each serving.

Which of the following is the correct ratio for converting kilograms to grams

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.