GRADE 7 ONLINE MATH QUIZ BEE

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 K = the set of vowels in an English alphabet?

• A. 4

• B. 5

• C. 6

• D. 7

EASY

5. Identify the property used in the given mathematical statement:

7 ( 13 + 4) = ( 7 𝑥 13 ) + ( 7 𝑥 4 ).

• A. Identity

• B. Associative

• C. Distributive

• D. Commutative

EASY

6. What is the sum of (- 6) and (- 9) ?

• A. 15

• B. 3

• C. -3

• D. -15

EASY

7. Which of the following is the equivalent of 3/4?

• A. 0.2

• B. 0.5

• C. 0.75

• D. 1.00

EASY

8.Which of the following is a perfect square?

• A. 24

• B. 48

• C. 81

• D. 110

EASY

9. What is the principal root of √289 ?

• A. 14

• B. 15

• C. 16

• D. 17

EASY

10. Express 0.000457 in scientific notation?

• $A.\ 4.57\ x\ 10^{-6}$
  

• $B.\ 4.57\ x\ 10^{-4}$

• $c.\ 4.57\ x10^4$

• $d.\ 4.57\ x\ 10^6$