In a geometry class, the ratio of rulers to compasses among students is 2:1. Which of the following best describes the number of rulers and compasses among the students?

For every 1 ruler, there are 2 compasses.
For every 2 rulers, there are 3 compasses.
For every 3 rulers, there is 1 compass.
For every 2 rulers, there is 1 compass.

Question

In a geometry class, the ratio of rulers to compasses among students is 2:1. Which of the following best describes the number of rulers and compasses among the students?

 For every 1 ruler, there are 2 compasses.
 For every 2 rulers, there are 3 compasses.
 For every 3 rulers, there is 1 compass.
 For every 2 rulers, there is 1 compass.

anonymous · Answer

It would be that "For every two rulers, there is one compass."