Quiz about Test 16 (Form 3)

Question 1

In the number 302.91, what is the digit with the smallest place value?

Accepted Answer

1

Answer

0

Answer

2

Answer

3

Question 2

Evaluate $$40\ -\ \left(25\div5\right)\ +\ 7$$

Accepted Answer

42

Answer

7

Answer

10

Answer

23

Question 3

The number ten thousand and three written in figures is

Accepted Answer

10 003

Answer

1 003

Answer

10 030

Answer

100 003

Question 4

A store sold a gold chain for $3 000, thereby making a profit of 20%. What was the cost of the chain to the store?

Accepted Answer

$2500

Answer

$2800

Answer

$2820

Answer

$3020

Question 5

If $$x=-1$$ , then $$3x^2$$ is equal to

Accepted Answer

3

Answer

-9

Answer

-3

Answer

9

Question 6

A pizza is divided among three friends Jane, Bob and Tom. Jane receives $$\frac{1}{9}$$ and Tom receives $$\frac{1}{4}$$ of the remainder. What fraction of the pizza does Bob receive?

Accepted Answer

$$\frac{2}{3}$$

Answer

$$\frac{2}{9}$$

Answer

$$\frac{3}{4}$$

Answer

$$\frac{8}{9}$$

Question 7

Mangoes are sold at four (4) different stores; I, II, III and IV, as shown. Which store offers the best buy?

Accepted Answer

II

Answer

I

Answer

III

Question 8

If $$7x\ -\ 5=\ 3x+11$$ , then x =

Accepted Answer

4

Answer

-4

Answer

-2

Answer

7

Question 9

Simplify $$9p-5q-4p+2q$$

Accepted Answer

5p - 3q

Answer

-pq

Answer

2pq

Answer

-5p + 3q

Question 10

Factorise $$16x^2-25y^2$$ .

Accepted Answer

(4x - 5y)(4x + 5y)

Answer

(4x -5y)(4x - 5y)

Answer

$$\left(16x\ -\ 25y\right)^2$$

Answer

(16x - 25y)(16x + 25y)

Question 11

$$\left(5a\ +\ 3\right)\left(2a\ -\ 1\right)\ =$$

Accepted Answer

$$10a^2\ +\ a\ -3$$

Answer

$$10a^2\ -\ a\ -\ 3$$

Answer

$$10a^2\ +\ 11a\ -3$$

Answer

$$10a^2\ -\ 11a\ -3$$

Question 12

A ball costs $2.00 and a bat costs $5.00. What is the cost of x balls and 3y bats, in dollars?

Accepted Answer

2x + 15y

Answer

x + 3y

Answer

3x + y

Answer

2x + 5y

Question 13

The scores obtained by seven students on a mathematics test are: 6, 2, 7, 10, 8, 3 and 4. What is the median score?

Accepted Answer

6

Answer

2

Answer

5

Answer

10

Question 14

A bag contains 3 red marbles, 5 blue marbles and 6 yellow marbles. Calculate the probability that a marble chosen at random is yellow

Accepted Answer

$$\frac{3}{7}$$

Answer

$$\frac{3}{4}$$

Answer

$$\frac{4}{7}$$

Answer

$$\frac{1}{4}$$

Question 15

The table show the ages of students at a school. What is the modal age of the students at the school?

Accepted Answer

11

Answer

13

Answer

40

Answer

50

Question 16

The table shows the ages of students at a school. How many students are at the school?

Accepted Answer

180

Answer

5

Answer

55

Answer

140

Question 17

The hour hand of a clock moves from 5:00a.m. to 7:00a.m. What is the size of the angle made by this movement?

Accepted Answer

$$60\degree$$

Answer

$$2\degree$$

Answer

$$50\degree$$

Answer

$$90\degree$$

Question 18

The diagram represents a circular cycling track, of radius 14m . Calculate the area of the track.

Accepted Answer

616 $$m^2$$

Answer

28 $$m^2$$

Answer

88 $$m^2$$

Answer

196 $$m^2$$

Question 19

What is the perimeter, in cm, of the above shape?

Accepted Answer

34

Answer

22

Answer

44

Answer

70

Question 20

Express 94 kilograms in grams

Accepted Answer

94 000

Answer

0.094

Answer

0.94

Answer

9 400

Question 21

How many square tiles of side 50 cm will be used to completely cover a rectangular floor, with length 900 cm and width 600 cm ?

Accepted Answer

216

Answer

144

Answer

320

Answer

360

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