Theory
Exercises
1. |
Choose the correct answer
Difficulty: easy |
6
|
2. |
Say true or false
Difficulty: easy |
3
|
3. |
Number of elements in the union of sets
Difficulty: easy |
3
|
4. |
Number of elements in the intersections of sets
Difficulty: easy |
2
|
5. |
Find the number of elements in only one set
Difficulty: easy |
4
|
6. |
Determine the answer
Difficulty: medium |
7
|
7. |
Evaluate the number of workers
Difficulty: medium |
3
|
8. |
Drag the correct answer
Difficulty: medium |
4
|
9. |
Calculate the percentage
Difficulty: medium |
3
|
10. |
Find the value of "x"
Difficulty: medium |
3
|
11. |
Determine the number of students
Difficulty: medium |
3
|
12. |
Select the correct answer
Difficulty: medium |
4
|
13. |
Find the number of students
Difficulty: hard |
3
|
14. |
Complete the blanks
Difficulty: hard |
6
|
15. |
Find the answer
Difficulty: hard |
6
|
16. |
Fill in the blanks
Difficulty: hard |
6
|
Tests
1. |
Training test
Difficulty: medium |
12
|
2. |
Training test
Difficulty: medium |
10
|