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- Multiple ChoicePlease save your changes before editing any questions.
In a group of students, 65 play foot ball, 45 play hockey, 42 play cricket, 20 play foot ball and hockey, 25 play foot ball and cricket, 15 play hockey and cricket and 8 play all the three games. Find the total number of students in the group (Assume that each student in the group plays at least one game).
100
105
110
120
- Multiple ChoicePlease save your changes before editing any questions.
Let A and B be two finite sets such that n(A) = 20, n(B) = 28 and n(A ∪ B) = 36, find n(A ∩ B).
9
10
11
12
- Multiple ChoicePlease save your changes before editing any questions.
How many students like blue color?
21
24
25
28
- Multiple ChoicePlease save your changes before editing any questions.
How many students like yellow and red?
3
5
8
17
- Multiple ChoicePlease save your changes before editing any questions.
How many students like yellow only?
2
6
11
27
- Multiple ChoicePlease save your changes before editing any questions.
What statement does the shaded region represent?
A or B and C
A or B
Not C
B and C or A
- Multiple ChoicePlease save your changes before editing any questions.
How many students do not ski or ice skate?
10
16
22
28
- Multiple ChoicePlease save your changes before editing any questions.
Determine the number of people who participated in weight-training (W) and cardio (C).
15
54
69
75
- Multiple ChoicePlease save your changes before editing any questions.
If P = {0, 1, 2, 3, 4}, Q = {4, 6, 8}
R = {6, 12, 18} Then what is (P ∩ Q) ∪ (Q ∩ R)?
{4}
{4, 6}
{4, 6, 8}
{1, 2, 3, 4, 6, 8}
- Multiple ChoicePlease save your changes before editing any questions.
From the above Venn diagram, what is the set S ∩ T?
{casey, drew, jade, glen}
{alex, casey, drew,hunter}
{casey, drew}
{drew, jade}
- Multiple ChoicePlease save your changes before editing any questions.
How many students took the survey?
32
49
53
65
- Multiple ChoicePlease save your changes before editing any questions.
How many senior boys play football and wrestle?
9
12
18
39
- Multiple ChoicePlease save your changes before editing any questions.
What is X ∩ Y ∩ Z?
{ }
{Phillip}
{Billy, Phillip, Bryan, Perez}
{Billy, Perez, Bryan}
- Multiple ChoicePlease save your changes before editing any questions.
This diagram illustrates
B ∪ C
B ∩ C
B − C
B'
- Multiple ChoicePlease save your changes before editing any questions.
This diagram illustrates
B ∪ C
B ∩ C
B − C
B'