Y9 Online Assessment Final Revision

Y9 Online Assessment Final Revision

9th Grade

25 Qs

quiz-placeholder

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Y9 Online Assessment Final Revision

Y9 Online Assessment Final Revision

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

simplify algebraic expressions, solving linear equations, simultaneous linear equations

+15

Standards-aligned

Created by

Ng Chun Thai

Used 3+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given that 2x = 9 - (5x - 12),

find the value of x.

3

-1

1

Answer explanation

Media Image

Tags

solving linear equations

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

25x² - 20x + 4 =

(5x - 4)(5x + 1)

(5x + 2)²

(5x - 2)(5x + 2)

(5x - 2)²

Answer explanation

Media Image

Tags

Factorisation by cross method

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

5t + 10 - st - 2s =

(t + 2)(5 - s)

(t - 2)(s - 5)

(5 - st)(5 - s)

(5 - s)(t - 2)

Answer explanation

Media Image

Tags

factorisation by grouping

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

6(x - 3y) - 4(3x - 5y) =

18x + 38y

6x - 2y

-6x + 38y

-6x + 2y

Answer explanation

Media Image

Tags

expansion of algebraic expression

simplify algebraic expressions

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Factorise 32x² - 18 completely.

(4x + 3)(4x - 3)

2(4x + 3)(4x - 3)

2(4x + 3)²

2(16x + 9)(16x - 9)

Answer explanation

Media Image

Tags

factorisation by HCF

factorisation by DOTS

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

m = 8

m = -8

m = 4

m = -4

Answer explanation

Media Image

Tags

solving linear equations

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The age of Mr Sham is thrice the age of his youngest son.

Their total age is 80 years.

Find the age of his youngest son.

20 years

25 years

35 years

60 years

Answer explanation

Media Image

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