A teacher asked students to find six rational numbers between \(41\) and \(42\).
1. Which of the following is a method to find rational numbers between two given numbers?
2. What is the first rational number found using the method between \(41\) and \(42\)?
3. How many rational numbers can be found between two given rational numbers?
4. Which of the following numbers lies between \(41\) and \(42\)?