Question1:

 

In a group of students

 

30 study Chemistry

25 study Physics

10 study Mathematics

15 study Chemistry and Physics

12 study Chemistry and Mathematics

9 study Physics and Mathematics

7 study all three courses

 

Using Sets theories find out:

 

1.      Number of the students in that group                                         2pts.

2.      Number of students who only study Chemistry              2pts.

3.      Number of students who only study Physics                              2pts.

4.      Number of students who only study Mathematics                      2pts.

5.      Number of students who study more than one course    2pts.

 

Question2:

 

Fill in the following truth table:               10pts.

 

p

q

p^q

~(p^q)

F

F

 

 

T

F

 

 

T

F

 

 

T

T

 

 

F

T