Quiz about MATHS I

Question 1

Simplify

3(n + 2)

Accepted Answer

3n + 6

Answer

5n

Answer

3n + 2

Answer

n + 6

Question 2

Simplify

5(6 - x)

Accepted Answer

30 - 5x

Answer

30 - x

Answer

5x - 30

Answer

x - 30

Question 3

Simplify

2(3m - 1)

Accepted Answer

6m - 2

Answer

5m - 2

Answer

6m - 1

Answer

5m - 1

Question 4

Simplify

9(2y + 3)

Accepted Answer

18y + 27

Answer

45y

Answer

11y + 12

Answer

45

Question 5

What is the value of x when the area of the rectangle is 437 cm²?

Accepted Answer

23

Answer

11.5

Answer

99.75

Answer

199.5

Question 6

Simplify these expression.

6 + 8p - 3 - 10p

Accepted Answer

3 - 2p

Answer

1

Answer

p

Answer

9 + 18p

Question 7

Which of the following are correct arrangements of y = 3b - 5?

Accepted Answer

$$b=\frac{y+5}{3}$$

Accepted Answer

$$b=\frac{5+y}{3}$$

Answer

$$b=\frac{y-5}{3}$$

Answer

$$b=\frac{5-y}{3}$$

Answer

$$b=\frac{y+3}{5}$$

Question 8

A sequence begins 7, 5, 3, 1, -1, .........

Which of these is its nth term?

Accepted Answer

9 - 2n

Answer

2n + 5

Answer

5n - 2

Answer

5 - 2n

Question 9

There are 80 chalks in a box.

$$\frac{3}{4}$$ of the chalks are red and the rest are blue.

6 red chalks and $$\frac{2}{5}$$ of the blue chalks have been used before.

The total number of new chalks in the box is

Accepted Answer

66

Answer

38

Answer

42

Answer

62

Question 10

A submarine is 190 m below sea level.

It descends at 12 m per minute for 15 minutes.

Then it ascends 7 m per minute for 3 minutes.

Find the final position of the submarine.

Accepted Answer

-349 m

Answer

-185 m

Answer

-11 m

Answer

31 m

Question 11

The scores obtained by Amani and Bee Leng in a game are in the ratio 7 : 4, while the ratio of scored obtained by Bee Leng and Caline is 6 : 5.

Find the ratio of scores obtained by Amani : Bee Leng : Celina.

Accepted Answer

21 : 12 : 10

Answer

7 : 12 : 5

Answer

7 : 12 : 10

Answer

21 : 12 : 15

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics