Grade 8 : Exam - 8(Sets)

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Prepared by - Mr. S .Sivarajan ( Teacher, J/ Katcovalam M.M.T.M.School)
Translated by Mrs. V.Senthilmathavan , J/Kudaththanai Karaiyoor A.M.T.M. School.

Student Name: *

Select Your School Name *

Select your Education Zone *

Subject : Mathematics. (Unit - Sets )

Only numbers entered when entering answers to questions other than the selective answers.

(1) Choose an expression which defines a set *

4 points

tall people

birds

beautiful flowers

wiseman

(2) Let B be the set of all multiples of 4 less than 15. List all elements of B within curly brackets. *

5 points

B = { 2 , 4, 8 , 12 }

B = { 1 , 4, 8 , 12 }

B = { 4, 8 , 12 }

B = { 2 , 4, 8 }

(3) Choose the set which have the elements 2 , 3 , 5, 7 *

5 points

{ prime numbers less than 7 }

{ the digits in the number " 357325" }

{ prime numbers less than 15}

{ odd numbers less than 8 }

(4) Choose the set having Triangular numbers between 5 and 20 which are divisible by 3. *

5 points

{ 1 , 6 , 10 , 15 }

{ 6 , 15 }

{ 6 , 10 , 15 }

{ 3 , 6 , 15 }

(5) M = { even numbers less than 10 } . Choose the correct statement. *

5 points

9 ∈ M

12 ∈ M

5 ∈ M

4 ∈ M

(6) A = { Prime numbers between 10 and 15 } . Choose the correct statement.

5 points

7 ∈ A

13 ∈ A

12 ∈ A

2 ∈ A

Clear selection

(7) P ={ herbivores} Choose the correct statement. *

5 points

Lion ∈ P

Cat ∈ P

Deer ∈ P

Fox ∈ P

(8) K = {vowels in the English alphabet} . Choose the correct statement. *

5 points

e ∈ K

t ∈ K

m ∈ K

x ∈ K

(9) P = { Quadrilaterals} . Choose the correct statement. *

5 points

square ∉ P

Paralellogram ∉ P

triangle ∉ P

pentagon ∈ P

(10) X = { colours of the rainbow } . Choose an incorrect statement. *

5 points

red ∈ X

blue ∈ X

yellow ∈ X

black ∈ X

(11) M = { regular polygons } . Choose the correct statement. *

5 points

rhombus ∈ M

square ∈ M

rectangle ∈ M

equilateral triangle ∉ M

12) P= { composite numbers between 10 and 20 which are odd numbers} Choose the correct statement. *

5 points

15 ∈ P

21 ∈ P

12 ∈ P

13 ∈ P

13) A = { whole numbers which are divisible by 4} Choose the correct statement. *

5 points

312 ∉ A

96 ∉ A

148 ∉ A

734 ∉ A

(14) If N ={ } , choose the correct statement. *

5 points

N ={ odd digits in the number '85460' }

N ={vowels in the word 'cart' }

N ={ multiples of 12 that are less than 10 }

N ={square numbers between 5 and 10 }

(15) A = { whole numbers less than 20 which are divisible by 3 or 6 } . Write the value of n ( A ) . *

5 points

(16) M = { whole numbers less than 15 which are divisible by both 4 and 5 } .Choose the correct statements. *

5 points

M = ∅

n(M) = 5

n(M) = 0

n(M) = 3

Required

(17) Select the sets for B , where n( B) = 5 . *

6 points

{composite numbers between 10 and 20 }

{ prime numbers less than 10 }

{ square numbers less than 20 }

{ English alphabets }

Required

(18) If K = { the letters in the word 'JAFFNA' } . write the value of n( K ) . *

5 points

(19) Choose the appropriate ones to given statements. *

6 points

null set

a set with elements

{ the set of letters which are having symmetry }

{ triangular numbers between 15 and 20 }

(20) Choose the appropriate ones to given statements. *

4 points

listing

describing

{ square numbers less than 5 )

{ 2 , 3 , 5 . 7 }

We would like to inform you that the Exam -9 covers the Unit 20(Area)

Do something now; your future self will thank you for later. ...

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