Free Printable MYP3 Algebra KWL pre-knowledge quiz

1.

Simplify: $-3bc\times2ab$

a)

$5abc$

b)

$6ab^2c$

c)

$-6ab^2c$

d)

$-6\left(abc\right)^2$

2.

Simplify $\frac{2ab^2}{8ab}$

a)

$\frac{b}{4}$

b)

$\frac{1}{4b}$

c)

$\frac{a}{4b}$

d)

$\frac{b}{4a}$

e)

$\frac{1}{4}b$

3.

Simplifying $4ab-7a^2b+2b-ba+2a^2b$ leads to (a)

(Use ^ to write powers: $x^2$ = x^2)

4.

Expand, simplifying if possible: $-3\left(x+3\right)$

a)

– 3 (x + 3 )

b)

$-3x\ +\ 9$

c)

$-3x\ -9$

d)

$-3x\ -\ 3$

5.

Expand, simplifying when possible: $2x\left(5-x\right)$ leads to (a)

(Use ^ to denote a power: $x^2$ = x^2)

6.

Simplify $9xy-4x\left(2x+y\right)$

a)

$9xy-6x+4xy$

b)

$5xy-6x^2$

c)

$5xy+8x^2$

d)

$5xy-8x^2$

7.

Solve the equation: $2x+3=9$

(a)

8.

Solve $\frac{5-6x}{4}=2$

(a)

9.

Solve: $8x-3=5x+9$

(a)

10.

Solve $5\left(3x+2\right)=2\left(9x-4\right)$

(a)

11.

Factorise fully $5x-10xy$

a)

$5\left(x-2xy\right)$

b)

$5x\left(1-2y\right)$

c)

$-10\left(xy+\frac{1}{2}x\right)$

12.

$x^2+10xy-9x$ fully factorised is (a)

13.

$x^2+6x+8$ fully factorised is (a)

14.

Solve this inequality: $3-2x<7$

a)

$x<-2$

b)

$x>-2$

c)

$x>2$

d)

$x<2$

15.

$\frac{4x}{5}+1≥9$ has the solution set (a)

16.

$5\left(x+2\right)≤6$ has the solution set (a)
(press Option < if you want $\le$ )

17.

If the area, A, of a trapezium is given by: $A=\frac{1}{2}\left(a+b\right)h$

Evaluate the area when $a=5,\ b=9$ and $h=8$

(a)

18.

If rearranging the formula $A=\frac{1}{2}\left(a+b\right)h$

to make $b$ the subject, which of these is the INCORRECT answer?

a)

$\frac{2A}{h}-a$

b)

$\frac{2A-ah}{h}$

c)

$\frac{2A}{h}-2a$

d)

$2\frac{A}{h}-a$

19.

The simultaneous equations $7x-2y=8$ and $y=3x-2$ can be solved by substitution to give the answers:

(Give the answer as: x=... , y=... )

(a)

MYP3 Algebra KWL pre-knowledge quiz

Total questions: 19

Worksheet time: 38mins

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