WorksheetsMATH7QUIZBEE
Total questions: 23
Worksheet time: 16mins
EASY
1. Which of the following is a well – defined set?
A. The set of happy people.
B. The set of good teachers.
C. The set of enjoyable subjects.
D. The set of Philippine Presidents.
EASY
2. What do you call a set that contains no element?
A. Subset
B. Superset
C. Universal Set
D. Empty or Null Set
EASY
3. Which of the following is NOT a subset to given set M = {1, 2}?
A. { }
B. {0}
C. {1}
D. {1, 2}
EASY
4. What is the cardinality of V = the set of vowels in an English alphabet?
A. 4
B. 5
C. 6
D. 7
EASY
5. If R is the set of colors of the rainbow, which color is not an element of R?
A. RED
B. BLUE
C. VIOLET
D. PINK
EASY
6. Given W = {H, O}, how many subsets does it have?
A. 2
B. 3
C. 4
D. 5
EASY
7. Which of the following below is an example of an infinite set?
A. vowels in the alphabet
B. boys in Grade 7 STE, SY 2022-2023
C. colors of the rainbow
D. numbers divisible by 2
EASY
8. It is defined as the set that contains all the elements under consideration.
A. subset
B. universal set
C. finite set
D. well-defined set
EASY
9. In a Venn diagram, every circle represents a
A. universal set
B. union of sets
C. intersection of sets
D. set
EASY
10. If M is the set of months in a year that starts in J, what is n(M)?
A. 12
B. 6
C. 3
D. 1
AVERAGE
11. Given A = {1,2,3} and B = {1,4,8},
what is the intersection of A and B?
A. 1
B. 2
C. 3
D. 4
AVERAGE
12. If N is the set of numbers from 1 to 5,
how many subsets does N have?
A. 5
B. 8
C. 16
D. 32
AVERAGE
13. What is the value of 33?
A. 6
B. 9
C. 27
D. 0
AVERAGE
4. Give the value of /-25/ - /-13/ + /3/.
A. 41
B. 35
C. 15
D. 9
AVERAGE
15. What is the sum of -23 and 17?
A. 40
B. -40
C. 6
D. -6
AVERAGE
16. What is the difference when 8 is subtracted from -22?
A. 14
B. -14
C. -30
D. 30
AVERAGE
17. What is the answer when we multiply 7, -3, and -2?
A. -12
B. 2
C. 42
D. -42
AVERAGE
18. If N = {1, 2, 3, 4, 5...}, W = {0, 1, 2, 3, 4, 5...}, Z = {..., -3, -2, -1, 0, 1, 2, 3, 4, 5...},
what is the union of sets N, W, and Z?
A. {1, 2, 3, 4, 5...}
B. {0, 1, 2, 3, 4, 5...}
C. {..., -3, -2, -1, 0, 1, 2, 3, 4, 5...}
D. all of the three
AVERAGE
19. If N = {1, 2, 3, 4, 5...}, W = {0, 1, 2, 3, 4, 5...}, Z = {..., -3, -2, -1, 0, 1, 2, 3, 4, 5...},
what is the intersection of sets N, W, and Z?
A. {1, 2, 3, 4, 5...}
B. {0, 1, 2, 3, 4, 5...}
C. {..., -3, -2, -1, 0, 1, 2, 3, 4, 5...}
D. None of the three
AVERAGE
20. What is the answer when 25 is subtracted by the product of 10 and -5?
A. -75
B. 75
C. 25
D. -25
DIFFICULT
21. Angel bought 6 ¾ meters of silk, 3 ½ meters of satin and 8 2/5 meters of velvet. How many meters of cloth did she buy?
A. -18 7/10
B. 11 9/10
C. 18 13/20
D. -11 9/10
DIFFICULT
22. An electrician has a piece of wire that is 4 and 3/8 centimeters long. She divides the wire into pieces that are 1 and 2/3 centimeters long. How many pieces does she have?
A. 3 and 1/5 pieces of wire
B. 1 and 2/5 pieces of wire
C. 2 and 1/8 pieces of wire
D. 2 and 5/8 pieces of wire
DIFFICULT
23. Answer this: 5+3(-2)-8÷4
A. 3
B. -3
C. 6
D. -6
