Lecture 2 – Maths Section | BPS 5–15 Intermediate Category
🎬 Lecture 2 Video
📝 Lecture 2 Notes – Reverse Percentage (Find Original Number)
Bismillah ir Rahman ir Rahim
Assalamualaikum friends! 🌸
In this lecture, we will learn about Reverse Percentage (Find Original Number), an essential topic for government job exams, including IBA STS BPS 5 to 15, PST/JST, and other competitive tests.
You will learn step-by-step how to identify these questions, which formulas and methods to use, and how to solve them quickly in exams with practical examples from past papers.
📌 Topic Overview – “Find Original Number”
These are questions where a percentage is given, but the original number is unknown. Example questions solved in the video:
- 30% of a number is 90
- 40% of a number is 48
- 25% of a number is 80
🖊 Homework – Practice Questions
Try solving these reverse percentage questions in your notebook:
- 40% of a number is 120
- 15% of a number is 45
- 35% of a number is 70
📝 Homework Instructions
- Write down each question carefully in your notebook.
- Show all working steps clearly.
- Submit a clear image of your notebook via the homework submission link below.
- Maintain a dedicated notebook for each topic to track your progress.
- Review solved examples in the video before attempting homework.
❓ Ask Miss Mono – Submit Your Questions
Submit your questions about IBA STS tests, Intermediate Category (BPS 5–15), Sindh Job Portal, form filling, or technical issues.
Submit Your Question📚 More Resources
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