Final answer:
In mathematics, a secondary pass is obtained after successfully passing a primary pass. The number of secondary passes you can get per primary pass is usually one.
Step-by-step explanation:
In mathematics, the concept of primary and secondary passes is not commonly used. However, if you are referring to the concept of primary and secondary school exams, it usually means that a secondary pass is obtained after successfully passing a primary pass. This means that you need to pass the primary exam before you can move on to the secondary exam. So, the number of secondary passes you can get per primary pass is usually one.
The concept of "secondary passes" and "primary passes" is not clear in a general context, and the terminology may vary depending on the field or topic you are referring to. Could you please provide more context or specify the subject matter? This will help me provide a more accurate and relevant response to your question.