Factorisation Common Factors Quiz

Question 1: Factorise 12x + 18y

• 6(2x + 3y)

• 2(6x + 9y)

• 3(4x + 6y)

• 12(2x + 3y)

Question 2: Factorise 15a - 20b

• 7(2a - 5b)

• 5(3a - 4b)

• 3(5a - 4b)

• 10(3a - 2b)

Question 3: Factorise 24m + 36n

• 6(4m + 6n)

• 12(2m + 3n)

• 24m + 36n

• 8(3m + 4n)

Question 4: Factorise 9x^2 - 12xy

• 3x(3x + 4y)

• 9x(3x - 4y)

• 6x(3x - 2y)

• 3x(3x - 4y)

Question 5: Factorise 20ab - 30ac

• 5a(4b - 6c)

• 15a(4b - 6c)

• 10a(3b - 2c)

• 10a(2b - 3c)

Question 6: Factorise 16mn - 24mp

• 12m(4n - 6p)

• 4m(4n - 6p)

• 8m(3n - 2p)

• 8m(2n - 3p)

Question 7: Factorise 25x^2 - 20xy

• 25x(1x - 2y)

• 5x(5x + 4y)

• 10x(2x - 3y)

• 5x(5x - 4y)

Question 8: Factorise 40ab - 60ac

• 10a(4b - 6c)

• 15a(2b - 3c)

• 20a(2b - 3c)

• 30a(b - c)

Question 9: Factorise 18pq - 27pr

• 9p(2q - 3r)

• 6p(3q - 4r)

• 18p(2q - 3r)

• 9p(2q + 3r)

Question 10: Factorise 32xy - 48xz

• 8x(4y - 6z)

• 4x(8y - 12z)

• 16x(2y - 3z)

• 32x(y - 48z)