Factorisation MCQ Questions for Class 8 Math’s Chapter 14 with Answers

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All questions answers in the last paragraph

Q1. Which of the following is quotient obtained on dividing –18 xyz² by –3 xz?

(A) 6 yz
(B) –6 yz
(C) 6 xy2
(D)6 xy

Q2. Factorise: x²+xy+ 8x+ 8y

(A) (x + 8) (x + y)
(B) (x + y)
(C) (x + 8)
(D)(x + 9) (x – y)

Q3. The factorisation of 12a²b + 15ab² is

(A) 3ab (4a + 5b)
(B) 3a²b (4a + 5b)
(C) 3ab² (4a + 5b)
(D)3a²b² (4a + 5b).

Q4. The common factor 12y and 30 is

(A) 6
(B) 12
(C) 30

Q5. Divide as directed: 26xy (x + 5) (y – 4) ÷ 13x (y – 4)

(A) 2y (x + 5)
(B) (x + 5)
(C) 2y
(D)None of these

Q6. The factorisation of 10x² – 18x³ + 14x4 is

(A) 2x³ (7x² – 9x + 5)
(B) 2x (7x² – 9x + 5)
(C) 2x² (7x² – 9x + 5)
(D)2(7x² – 9x + 5)

Q7. Factorize x² + 8x + 12

(A) (x + 2)(x + 6)
(B) (x + 3)(x + 4)
(C) 3x + 12
(D)3x – 12

Q8. Find the common factors of 2y, 22xy.

(A) 2y
(B) 2
(C) 22

Q9. Which of the following is the common factor of 21 x²y and 35 xy²?

(A) 7
(B) xy
(C) 7 xy
(D)none of these

Q10. Which of the following is quotient obtained on dividing –18 xyz² by –3 xz?

(A) 6 yz
(B) –6 yz
(C) 6 xy2
(D)6 xy

Q11. The common factor of 6a³b4c², 21a²b and 15a³ is

(A) 3a²
(B) 3a³
(C) 6a³

Q12. The common factor of x³y² and x4y is

(A) x4³y²
(B) x4y
(C) x³y²

Q13. Choose the factors of 15x²−26x+8 from the following.

(A) (3x−4),(5x+2)
(B) (3x−4),(5x−2)
(C) (3x+4),(5x−2)

Q14. The common factor of 6a²b4c², 21a²b and 15a³ is

(A) 3a³
(B) 6a³
(C) 6a²

Q15. Amrit and Pankaj expanded (x−5)². Amrit’s answer is x²−25 and Pankaj’s answer is x²−10x+25. Which is correct?

(A) Amrit’s answer is correct.
(B) Pankaj’s answer is wrong.
(C) Both got correct answer.
(D)Pankaj’s answer is correct..

Q16. The factorisation of x²yz + xy²z + xyz² is

(A) xyz(x + y + z)
(B) x²yz (x + y + z)
(C) xy²z (x + y + z)
(D)xyz² (x + y + z)

Q17. How many factors does (x9−x) have?

(A) 5
(B) 4
(C) 2

Q18. Divide as directed: 52pqr (p + q) (q + r) (r + p) ÷104pq (q + r) (r + p)

(A) r(p+q)
(B) 1/2 r(p+q)
(C) 1/2
(D)none of these

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