Theory
Exercises
1. 
Calculate the days
Difficulty: easy 
3

2. 
Determine the time
Difficulty: easy 
3

3. 
Find the share
Difficulty: easy 
3

4. 
Find the time taken to harvest
Difficulty: easy 
3

5. 
Estimate the share
Difficulty: medium 
4

6. 
Calculate the number of days
Difficulty: medium 
4

7. 
Find the number of days
Difficulty: medium 
4

8. 
Calculate the amount
Difficulty: medium 
4

9. 
Determine the days
Difficulty: medium 
4

10. 
Determine the share of a man
Difficulty: hard 
5

11. 
Calculate the number of days
Difficulty: hard 
5

12. 
Find out the days
Difficulty: hard 
5

Tests
1. 
Training test
Difficulty: easy 
9

2. 
Training test
Difficulty: medium 
11

3. 
Training test
Difficulty: hard 
13
