f4 monthly test 1

7/30/2019 f4 Monthly Test 1

1/4

SMK BUKIT ASSEK, SIBU

2010 JANUARY MONTHLY TEST

MATHEMATICS FORM 4

1. Diagram below is a frequency polygon which represents the Mathematics monthly test marks for 42 pupils.

(a) (i) Based on the information on diagram above, complete table in the answer space.

(ii) Hence, calculate the mean mark of the mathematics monthly test and give your answer correct to 2 decimal places.

[6 marks]

(b) For this part of the question, use the graph paper. By using a scale of 2 cm to 5 marks on the horizontal axis and 2 cm

to 5 pupil on the vertical axis, draw an ogive based on the data.[5 marks]

(c) From your ogive in (b) find the first quartile.[1mark]

Answer:

(a) (i)

Marks Upper Boundary Midpoint Frequency Cumulative Frequency

21 - 25 25.5 23 2 2

26 - 30

31 - 35

36 - 40

41 45

46 - 50

51 - 55

23 28 33 38 43 48 53

2

4

6

8

10

58

Numberofpupils

Marks

12

18


2/4

(a) (ii)

(c)

1. The table shows the number of books read by 40 students in a reading programme in a particular class.

18 14 11 16 13 17 12 23 12 19 17

15 11 21 7 14 15 11 5 18 9 22

24 19 17 9 14 12 6 15 10 13 19

15 20 10 14 8 12 16

(a) Based on the data and by using the class interval of 3, complete the table in the answer space.[3m]

(b) Base on the table in (a), calculate the estimated mean of the books read by a student.[3m]

(c) By using a scale of 2 cm to 3 books on the horizontal axis and 1 cm to 1 student on the vertical axis, draw the frequency

polygon for this data.[5m)]

(d) Based on the frequency polygon in (c), give one information about this reading programme.[1m]

Answer:

(a)

Class interval Frequency Midpoint

5 7

8 10

(b)

(c)


3/4

SMK BUKIT ASSEK, SIBU

2010 JANUARY MONTHLY TEST

MATHEMATICS FORM 4

PAPER 1

1. Round off 50 941 correct to three significant figures.

A. 509 C. 50 940

B. 510 D. 50 900

2. Express 351 000 in standard form.

A. 3.51 103

C. 3.51 10-3

B. 3.51 105 D. 3.51 10-5

3. 0.0000025 1.3 10-7 =

A. 1.2 10-6 C. 2.37 10-6

B. 1.2 10-7 D. 2.37 10-7

4. A rectangular floor has a width of 2 400 cm and a length of 3 000 cm. The floor will be covered with tiles. Each tile is a square

of side 20 cm.

Calculate the number of tiles required to cover the floor fully.

A. 1.8 104 C. 3.6 104

B. 1,8 108 D. 3.6 108

5. Round off 30 106 correct to three significant figures

A. 30 000 C. 30 110

B. 30 100 D. 30 200

6. Express 1.205 104 as a single number.

A. 1 205 C. 1205 000

B. 12 050 D. 12 050 000

7. 0.0078 6 10-5 =

A. 1.83 10-3 C. 7.74 10-3

B. 1.83 10-5 D. 7.74 10-5

8. Round off 0.6782 correct to two significant figures.A. 0.60 C. 0.68

B. 0.67 D. 0.70

9. Express 0.0000101 in standard form.

A. 1.01 10-6 C. 1.01 105


4/4

B. 1.01 10-5 D. 1.01 106

10. 3.1 1015 + 6.2 1014 =

A. 3.72 1014 C. 3.72 1015

B. 6.51 1014 D. 6.51 1015

11. Diagram 1 shows an empty tank, which is a cuboid, with length 800 cm, width 500 cm and height 300 cm.

Diagram 1

A worker fills up 80% of the tank with water.

Calculate the volume, in cm3, of water in the tank.

A. 1.2 106 C. 9.6 107

B. 1.2 108 D. 9.6 109

f4 monthly test 1

Documents