The quotient of r and 12

The quotient of r and 12 as a fraction

What am i supposed to be anawering here? as a function of x or y? solving for x or y or simply writing in mx+b form?
Answer:
The presence of a black hole can be inferred through its interaction with other matter and with electromagnetic radiation such as visible light. Matter that falls onto a black hole can form an external accretion disk heated by friction, forming quasars, some of the brightest objects in the universe.
Step-by-step explanation: