Certainly! Here are the answers to the fill-in-the-blank questions:
1. Qutb-ud-din Aibak was the founder of the Slave dynasty.
2. The group of powerful officers were known as the Iltutmish.
3. Alauddin Khilji was given the authority to collect the revenue.
4. Timur attacked Delhi in 1398.
5. Razia Sultan was the daughter of Iltutmish.
If you have any further questions or need more clarification on any of the answers, feel free to ask!
