Math 6

Question Analysis
This question tests the application of real numbers in a real-world context.

Key Concept Explanation
The problem involves subtracting the number of students who have read exactly one book from the total number of students who have read at least one book.

Step-by-step Solution
1. Identify the total number of students who have read at least one book: 25.
2. Identify the number of students who have read exactly one book: 10.
3. Subtract the number of students who have read exactly one book from the total:

Click "Show Answer" to reveal the answer and analysis