PSEB CLASS 8 MATH QUESTION PAPER 2024 ANSWER KEY

PSEB CLASS 8 MATH QUESTION PAPER 2024 ANSWER KEY 


PSEB CLASS 8 QUESTION PAPER 2024 STRUCTURE 
Part-A have questions from No. 1 to 3.
Question No. I have 16 questions of Multiple Choice of one mark ench. 
Question No. 2 have 7 questions of Fill in the Blanks of one mark each. 
Question No. 3 have 7 questions of TRUE/FALSE of one mark each.

Part-B have questions from No. 4 to 7 each of two marks.

Part-C have questions from No. 8 to 13 each of four marks and there is internal choice in question number 8, 11 and 12.

Part-D have questions from No. 14 to 16 each of six marks and there is internal choice in all questions.

Questions related to geometry should be solved by drawing appropriate diagram.

PSEB CLASS 8 MATH QUESTION PAPER ANSWER KEY SOLVED BY EXPERIENCED TEACHER 


Part A (Each question is of 1 mark)

1. Which property is used for addition when the order of numbers doesn't change the sum?
     (a) x × y = y × x 
     (b) x + y = y + x 
     (c) (x + y) + z = x + (y + z) 
     (d) x - y = y - x 

2. Which number does NOT have a reciprocal (number you multiply by to get 1)?
     (a) 0 
     (b) -1 
     (c) 1 
     (d) ¾  

3. Solve for x: 2x - 3 = x + 2
     (a) 1 
     (b) 3 
     (c) 6 
     (d) 5 

4. If 6x and 24 are opposite sides of a parallelogram, what is the value of x?
     (a) 4 
     (b) 6 
     (c) 24 
     (d) 12 

5. What is the sum of 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15?
     (a) 6² 
     (b) 5² 
     (c) 7² 
     (d) 8² 

6. What is the digit in the ones place of the square root of 625?
     (a) 5 
     (b) 4 
     (c) 9 
     (d) 1 

7. What number times 108 makes a perfect cube?
     (a) 2 
     (b) 3 
     (c) 6 
     (d) 4 

8. What does ATM stand for?
     (a) Automated Teller Machine 
     (b) Auto Telling Machine 
     (c) Auto Teller Machine 
     (d) Automated Telling Machine  



Answer key 

(i) Which of the following is the associative property for addition?

(c)( x + y) + z = x+ (y + z)

(ii) Which of the following numbers does not have a multiplicative inverse?

(a) 0

(iii) If 2x - 3 = x + 2 then x = _

(c) 5

(iv) If 6x and 24 are two opposite sides of a parallelogram, what is the value of x?

(d) 4

(v) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 = _

(d) 8^2

(vi) What will be the ones place digit of √625

(b) 5

(vii) By what number must 108 be multiplied to make it a perfect cube?

(d) 2

(viii) ATM stands for

(a) Automated Teller Machine

ix) Identify the binomial

( b) 5x+2

(x) If the edge of a cube is doubled, then what will happen to the surface area?

(b) 4 times

(xi) Find the area of the rhombus whose diagonals are 4 cm and 6 cm.

(a) 12 cm²

(xii) Value of (5³ )⁴ is

(b) 5¹²

(xiii) Usual form of number 1.6×10⁴ is

(a) 16000

(xiv) What is the common factor of 10xy and 12y?

(c) 2y

(xv) The abscissa of (2,7) is:

(b) 2

(xvi) (a + b)² - (a - b)² =

(d) 4ab 

Fill in the blanks

  • **(i) The diagonals of a square bisect each other at an angle of 90°
  • **(ii) Sum of all central angles in a pie chart is 360°
  • (iii) The square of an odd number is always an odd number.
  • (iv) If a perfect cube ends with digit 2, then the ones digit of its cube root will be
  • (v) The number of tax slabs in G.S.T. are Four
  • (vi) aᵐ + a ⁿ = aᵐ+ⁿ
  • (vii) The horizontal line in the Cartesian plane is known as the X-axis 

True/False

  • (i) 2x+3=5y- 2 is a linear equation. False
  • (ii) The diagonals of a rectangle are equal in length. True
  • (iii) When a coin is tossed then the number of possible outcomes are 6.
  • False There are only two possible outcomes, heads or tails.
  • (iv) Multiplying a monomial with a binomial will give you a trinomial. False
  • (v) Area of a rhombus = product of diagonals. False
  • (vi) Two quantities are said to be in direct proportion when increase in one quantity leads to increase in other quantity. True
  • (vii) (a - b)²= a²-b² + 2ab False
PSEB CLASS 8 MATHEMATICS QUESTION PAPER PDF 2024






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