Draw the next two patterns and complete the table.

Shapes	1st Pattern	2nd Pattern	3rd Pattern	4th Pattern	5th Pattern
Squares	1	2	3
Circles	1	2	3
Triangles	2	4	6

The teacher forms groups of five students in a class. How many students will be there in ‘p’ groups?

Arivazhagan is 30 years younger to his father. Write Arivazhagan's age in terms of his father's age.

If ‘u’ is an even number, how would you represent
(i) the next even number?
(ii) the previous even number?

Athiyan and Mugilan are brothers. Athiyan is ‘p’ years old and Mugilan is elder to Athiyan by 6 years. Write an algebraic statement for this and find the age of Mugilan if Athiyan is 20 years old.