A graph shows the relationship between hours spent studying and test scores. The x-axis represents hours, and the y-axis represents score. What does the point $(4, 85)$ mean?

A score of 4 was earned after 85 hours.

A score of 85 was earned after 4 hours.

The test has 85 questions and takes 4 hours.

The student improved their score by 85 points.

A graph uses the point $(x, y)$ to show how many cups of flour, $y$, are needed for $x$ batches of cookies. Which statement correctly interprets the point $(6, 18)$?

Making 18 batches requires 6 cups of flour.

Making 6 batches requires 18 cups of flour.

Each batch requires 6 cups of flour.

Each batch requires 18 cups of flour.