Free Printable Quiz for grade 8

1.

$Evaluate\ :\ 55−(1+4)×4$

a)

200

b)

35

c)

232

d)

75

2.

Which of the following is the expanded form of $5𝑥(3𝑥+10𝑦)$

a)

$15𝑥^2+50𝑥y$

b)

$15𝑥+50𝑥y$

c)

$8𝑥^2+15𝑥y$

d)

$8𝑥+15𝑥y$

3.

Fully factorise the following expression. $8𝑦z^2−16𝑦^3$

a)

$8𝑦(𝑧^2−2𝑦)$

b)

$8𝑦(𝑧^2−2𝑦^2)$

c)

$8𝑦^2(𝑧^2−2𝑦^2)$

d)

$8𝑦𝑧(𝑧−2𝑦^2)$

4.

Which decimal describes the shaded part of this shape?

a)

0.6

b)

0.75

c)

6.0

d)

7.5

5.

Which of the following line is parallel to $𝑦=3𝑥+4$

a)

$𝑦+3𝑥=4$

b)

$𝑦−\ \frac{1}{3}𝑥=2$

c)

$𝑦-3x=4$

d)

$y=6𝑥+4$

6.

Simplify the expression $x^2×𝑥^8$

a)

$𝑥^{16}$

b)

$𝑥^{10}$

c)

$𝑥^{64}$

d)

$𝑥^{256}$

7.

Simplify the expression $\left(𝑦^2\right)^8$

a)

$𝑦^{16}$

b)

$𝑦^{256}$

c)

$𝑦^{10}$

d)

$𝑦^{64}$

8.

In a class of 42 students, the ratio of male : female is 2 ∶ 4. How many females are there?

a)

14

b)

28

c)

40

d)

42

9.

Write the number 742,000 in standard form.

a)

$74200\times10^1$

b)

$742\times10^3$

c)

$74.2\times\times10^4$

d)

$7.42\times10^5$

10.

$6.3×10^{-3}$
write as an ordinary number

a)

63000

b)

6300

c)

0.0063

d)

$-0.0063$

11.

Which decimal is equivalent to 78.5%?

a)

78.5

b)

7.85

c)

0.785

d)

0.0785

12.

Find the volume of a cube of side 8 cm.

a)

343 cm³

b)

512 cm³

c)

144 cm³

d)

729 cm³

13.

Which is the equation of the line with slope 3 and y-intercept 5.

a)

y = 3x + 5

b)

y = 5x + 3

c)

$y=\frac{5}{3}x$

d)

$y=\frac{5}{3}x$

14.

Jaden ran 4/5 of the way around the track before slowing down to walk. What percent of the track did he WALK?

a)

80%

b)

20%

c)

15%

d)

10%

15.

What decimal is the same as 2/100?

a)

2.0

b)

0.02

c)

0.002

d)

20.0

Quiz for grade 8

Total questions: 15

Worksheet time: 6mins

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