Theory
Exercises
1. 
Find the sum of the series
Difficulty: hard 
5

2. 
Find the number of fishes
Difficulty: hard 
5

3. 
Find the amount spent on postage
Difficulty: hard 
6

Exercises
1. 
Find the value of 'r'
Difficulty: easy 
2

2. 
Find the common ratio to the infinity series
Difficulty: easy 
1

3. 
Calculate the rational form
Difficulty: medium 
3

4. 
Find the sum of the infinite series
Difficulty: medium 
3

5. 
Find the sum of the given geometric series
Difficulty: medium 
4

6. 
Find the first term of the series
Difficulty: medium 
4

7. 
Find the nth term of the series
Difficulty: medium 
4

8. 
Book exercise I
Difficulty: medium 
5

9. 
Find the number of terms in a series
Difficulty: medium 
4

10. 
Find the least positive integer
Difficulty: medium 
1

Tests
1. 
Training test I
Difficulty: medium 
5

2. 
Training test II
Difficulty: medium 
4
