skema jawapan matematik percubaan selaras perak 2010

12
SULIT JABATAN PELAJARAN PERAK PEPERIKSAAN PERCUBAAN PMR TAHUN 2010 MATHEMATICS 50 September 2010 MATHEMATICS PERATURAN PEMARKAHAN

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Page 1: Skema Jawapan Matematik Percubaan Selaras Perak 2010

SULIT

JABATAN PELAJARAN PERAK

PEPERIKSAAN PERCUBAAN PMR TAHUN 2010MATHEMATICS 50September2010

MATHEMATICS

PERATURAN PEMARKAHAN

Page 2: Skema Jawapan Matematik Percubaan Selaras Perak 2010

ANSWER MATHEMATICS PAPER 1

QUESTIONNUMBER

ANSWER

1 A2 C3 B4 A5 A6 D7 A8 D9 C10 C11 D12 B13 C14 A15 D16 A17 C18 B19 B20 C21 B22 A23 B24 D25 A26 D27 D28 B29 A30 A31 C32 D33 B34 B35 D36 C37 C38 D39 B40 D

Page 3: Skema Jawapan Matematik Percubaan Selaras Perak 2010

MARKING SCHEME MATHEMATICS PAPER 2

No Solution and Mark Scheme Sub

Mark

Full

Mark

1 or equivalent

K1

N1 2

2(a)

(b) or 23

8

K1

K1

N1 3

3

Image correct

Note:

1. Award N1:

Any two sides drawn correctly or

Correct image drawn using dotted lines or

N2

Page 4: Skema Jawapan Matematik Percubaan Selaras Perak 2010

No Solution and Mark Scheme Sub

Mark

Full

Mark

Correct image drawn by sketching

2. Allow gaps or extension lines of the square grid.2

4 (a) Clockwise // Arah jam

(b) ( – 1, 2) or marked on the diagram

P1

P1 2

5

Page 5: Skema Jawapan Matematik Percubaan Selaras Perak 2010

No Solution and Mark Scheme Sub

Mark

Full

Mark

Quadrilateral JKLMNO drawn correctly

Note:

1. Award N1

Any one corresponding side drawn correctly or

Correct image drawn using dotted line or

Correct image drawn by sketching

N2

2

6 4x = 3y + 5

or

P1

N1 2

7 (a) y = – 9

(b) 2m = – 14

m = – 7

N1

K1

N1 3

8 6(x2 – 4 )

6( x – 2)(x + 2)

P1

N1 2

9 (a) 3 – 4y

(b) 7x + 2y – 4x + 4y

3x + 6y

N1

K1

N1 3

Page 6: Skema Jawapan Matematik Percubaan Selaras Perak 2010

No Solution and Mark Scheme Sub

Mark

Full

Mark

10

3 corresponding sides correctly drawnComplete diagram with correct scale

Note:1. 2 corresponding sides correct – award K1

K2N1 3

11

Page 7: Skema Jawapan Matematik Percubaan Selaras Perak 2010

No Solution and Mark Scheme Sub

Mark

Full

Mark

(a) (i) locus of X correctly drawn

(ii) locus of Y correctly drawn

(b) Intersection correctly marked

K1

K1

N1 3

12 3m – (2 – 3m) or equivalent

or equivalent

K1

K1

N1 3

13 x < 3

Note: award K2

–2, –1, 0, 1, 2

K1

K1

N1 3

14 (a) 70o

(b)

PS = 6

Note : 6 seen on the diagram – award K2

QS = 3

N1

K1

K1

N1 4

Page 8: Skema Jawapan Matematik Percubaan Selaras Perak 2010

No Solution and Mark Scheme Sub

Mark

Full

Mark

15 (a) History = 95o

Geography = 80o

(b) Any two sector drawn correctly

Pie chart drawn completely and labelled correctly

Note: No label/ wrongly label – N0

Accuracy 1

N1

N1

K2

N1 5

16 (a) Correct and uniform scale

(b) All 7 points plotted correctly

(c) Smooth curve passing through 7 plotted points

Note:

1. 5 or 6 points plotted correctly - K1N0

2. For other scale used, deduct 1 mark from K2N1

K1

K2

N1 4

17 (a) 58o 1o

(b) Construct 60o at P correctly

Construct 90o at Q correctly

Construct line segment QR = 5 cm

Construct line segment PS = line PQ

Diagram drawn complete and correct

N1

K1

K1

K1

K1

N1 6

No Solution and Mark Scheme Sub Full

Page 9: Skema Jawapan Matematik Percubaan Selaras Perak 2010

Mark Mark

18 (a) k3

(b) p2q6 or p2 – 2 or q6 – 4

q2

N1

K1

N13

19 or or

or or or or 9 × 2

18

K1

K1

N1 3

20 QS = 6 or PQ = 12 or seen on the diagram

13

P1

N1 2

Page 10: Skema Jawapan Matematik Percubaan Selaras Perak 2010