Free Printable RATIONAL NUMBERS SET 1

1.

How many negative integers are there between -6 and 4 ?

a)

5

b)

6

c)

7

d)

8

2.

The temperature in town P is -10°C and the temperature in town Q is 6°C. What is the difference in temperature between the two towns

a)

4°C

b)

8°C

c)

14°C

d)

16°C

3.

The initial temperature of a solution is -5°C. Its temperature drops by 4°C when it is put in a freezer for 30 minutes. The temperature of the solutions rises by 12°C when it is taken out of the freezer. What is the final temperature of the solution, in °C ?

a)

-21

b)

3

c)

8

d)

11

4.

In an experiment, the initial temperature of a solution is 16°C. The solution is cooled at a rate of 4°C per minute for 10 minutes. It is then heated at a rate of 3°C per minute for 5 minutes. The final temperature of the solution, in °C, is

a)

71

b)

9

c)

-9

d)

-41

5.

At the end of a games, Jordan has 84 stamps. This is 28 stamps less than Reymund but 7 stamps more than Julie. They agree to divide the stamps equally among themselves. How many stamps will Reymund get ?

a)

88

b)

89

c)

90

d)

91

6.

A hostel has a few rooms. 3 of the room are occupied by 15 students each. The remaining 7 rooms are occupied by 5 students each. Calculate the average number of students in each room.

a)

6

b)

7

c)

8

d)

9

7.

Dessey, Dymond and Fadzlih agreen to donate some money. Dessey and Dymond donated RM48 each. Fadzlih donated half the amount of Dymond’s donation. What is the average donation ?

a)

38

b)

40

c)

42

d)

44

8.

Which of the following fractions has the largest value ?

a)

2/3

b)

1/6

c)

5/9

d)

11/18

9.

1 There are 35 students in a class. Every student pays 60 sen for the class fund. 3/7 of the total class fund is used to decorate the class. Calculate the balance of the class fund.

a)

RM9

b)

RM12

c)

RM33

d)

RM90

10.

A class has 40 students. 1/4 of the students come to school by bus, 5/8 of the students cycle to school and the rest walk to school. How many students walk to school.

a)

5

b)

15

c)

25

d)

28

11.

What is the place value of 3 in 72.534

a)

ones

b)

tenths

c)

hundredth

d)

thousandths

12.

Which of the following numbers is closest to 2.897 ?

a)

2.8

b)

2.89

c)

2.9

d)

2.97

13.

Hazril brings 150 mangoes and 80 apples to the ‘Tamu’. A mango costs 90 sen and a apple costs 80 sen. He sells all the mangoes but 20 apples are unsold. How much money does he get ?

a)

RM 163

b)

RM 175

c)

RM 180

d)

RM 183

14.

Given that x : y = 2 : 7, calculate the value of x if y = 28.

a)

2

b)

4

c)

8

d)

9

15.

It is given that x : y = 5 : 7 and x + y = 48. The value of x is

a)

4

b)

5

c)

20

d)

28

16.

It is given that x : y = 9 : 4 and x + y = 104, find value of x - y.

a)

26

b)

32

c)

40

d)

72

17.

Given that x : y = 3 : 2 and y : z = 8 : 5, then x : z is

a)

3 : 5

b)

10 : 5

c)

12 : 5

d)

14 : 5

18.

This is a sequence of numbers.

2, 7, x, 17, y

Find the value of x + y.

a)

24

b)

28

c)

30

d)

34

19.

This is a sequence of numbers.

-20, -19, -17, -14, m, -5, 1

The value of m is

a)

-12

b)

-11

c)

-10

d)

-7

20.

How many prime number are there between 20 and 40

a)

3

b)

4

c)

5

d)

6

21.

In between what two integers is the square root of 44?

a)

3 and 4

b)

4 and 5

c)

5 and 6

d)

6 and 7

22.

Which of the following rational numbers is the smallest?

a)

0.41

b)

2/5

c)

0.5

d)

3/8

23.

Place the numbers below in order from greatest to least: 60, -5, 1/4, 1/2, -6

a)

-6, -5, 1/4, 1/2, 60

b)

60, 1/2, 1/4, -5, -6

c)

-6, -5, 1/2, 1/4, 60

d)

60, 1/4, 1/2, -6, -5

24.

What is 0.3636.... written as a fraction?

a)

36/99

b)

4/11

c)

8/22

d)

36/100

25.

Choose <, >, or = to fill in the circle and create a true statement.

a)

<

b)

>

c)

=

26.

Jessica wrote the numbers 4 1/5, 3 1/3, and 5 1/2 in the form of a/b (fraction). What is the greatest numerator that Jessica wrote?

a)

10

b)

21

c)

11

d)

23

27.

David has a special deck of cards. Each card has a different number on it. The cards are 0.35, 4/5, 1/3, and 0.75. How many cards have a value greater than 1/2 (0.5)?

a)

one

b)

two

c)

three

d)

four

28.

What number is an integer?

a)

½

b)

1.65

c)

-4

d)

3 ¾

29.

Fill in the blank with the correct sign >, < , or =
1/2 _______ -1/2

a)

>

b)

<

c)

=

30.

Fill in the blank with the correct sign >, < , or =
-3/4 ________ -4/5

a)

>

b)

<

c)

=

31.

Which is ordered in ascending order?

a)

^{1/2, 3/4, 1/4, 2/3}

b)

^{1/2, 2/3, 1/4, 3/4}

c)

^{1/4, 1/2, 2/3, 3/4}

32.

Write the rational number, 1 $\frac{3}{8}$ in $\frac{a}{b}$ form.

a)

$\frac{8}{11}$

b)

$\frac{3}{8}$

c)

$\frac{11}{8}$

d)

$\frac{1}{8}$

33.

What is the greatest common factor of 30 and 36?

a)

9

b)

6

c)

2

d)

3

34.

Jason and four of his friends are at a restaurant. They are going to split the $50 bill for their food, evenly. What fraction represents this situation?

a)

$\frac{50}{4}$

b)

$\frac{4}{50}$

c)

$\frac{50}{5}$

d)

$\frac{5}{50}$

35.

Which of the following represents an integer and its opposite? Select all that apply.

a)

$-15\ and\ 15$

b)

$-2.5\ and\ 2.5$

c)

$-\frac{2}{5}\ and\ \frac{2}{5}$

d)

$-5.0\ and\ 5.0$

RATIONAL NUMBERS SET 1

Total questions: 35

Worksheet time: 43mins

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