2.1. Square of a Number

2.2. Square Root

3.1. Cube of a Number

3.2. Cube Root

4. Exponents

7. Percentage

12. Factorization

14. Geometry

15. Graphs

16. Mensuration

16.1. Area of a Trapezium

16.2. Area of Polygon

19. Probability

20. Data Handling