2. Answer:
SIM A = 8+17=25
SIM C = 17+13=30
SIM A&SIM C= 12
Only SIM A = 8
Only SIM C = 13
Both = 17
8+17+13+12 = 50 motorist
1. Traffic officers carry out checks on motorists . The result is 25
person have SIM A, 30 C driver’s license, 17 people have SIM A and
SIM C, while 12 people do not have SIM A and SIM C. How many
motorists were checked?
SS
SIM A SIM C
8 17 13
12
3. 2. Of the 44 students in the class, there are 30 students liked math and
26 students are fond of Physics. If 3 students are not fond of the second
lesson, how many students who like both lesson?
SS
Math Physics
30-x x 26-x
Answer:
Math = 30
Physics = 26
N/A = 3
Both = ?
30-x+x+26-x+3=44
30+26+3-x =44
59-x =44
x =15 students
44
3
4. 3. In the event the survey of predilection of music data showed that in class III,
15 people love pop music and 20 people fond of classical music. If 5 people love
pop music and classical as well as 10 people are not fond of pop music and
classical music, how many third graders?
SS
Pop Classical
10 5 15
Answer:
Pop = 15-5=10
Classic = 20-5=15
N/A = 10
Both = 5
_______________+
40
10
5. 4. Given S= {integer}
P= {prime}
Q= {prime}
Venn Diagram expressing the relation between the above set
SS Answer:
S= {integer}
P= {prime}
Q= {prime}
P=Q
