8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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SULIT

JABATAN PELAJARAN PERAK

PEPERIKSAAN PERCUBAAN PMR TAHUN 2012

MATHEMATICS 50Ogos

2012

MATHEMATICS

PERATURAN PEMARKAHAN

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8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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ANSWER

MATHEMATICS PAPER 1

1 C 21 A

2 C 22 C

3 B 23 A

4 C 24 B

5 B 25 A

6 D 26 D

7 D 27 A

8 B 28 D

9 C 29 A

10 B 30 B

11 C 31 B

12 C 32 B

13 C 33 C

14 A 34 A

15 A 35 B

16 B 36 B

17 B 37 D

18 C 38 C

19 A 39 B

20 A 40 D

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8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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MARKING SCHEME

MATHEMATICS PAPER 2

No Solution and Mark Scheme Sub

Mark

Full

Mark

1 289

× 67

 

8

3  or  2

2

3 

K1

 N1 2

20.075 or 

40

3 

68.78

K1

 N1

2

3(a) 

(b) 

4

3 

4 – ( −3

2 )

11

2  or  5

1

2  or 5.5

 N1

K1

 N13

4(a)

(b)

−22

3 x – x = 7 + 3  or  – 3 – 7 = x – 3 x

 x  = 5

 N1

KI

 NI3

5 

Image A’B’C’ correctly drawn

Note :

1.  Award N1 :

Any one side drawn correctly

OrCorrect image drawn using dotted lines

OrCorrect image drawn by sketching

2. 

Ignore label

3.  Accept gap or extension41   square grid

4.  More than 1 image drawn, deduct 1 mark from N2 mark.

 N2 2

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8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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 A

 B

C 

 A'

 B'

C'

 

6

 L

 M 

 N 

 L'

 M'

 N' P

 Point P mark correctly

Note :1.  Award P1 if only intersection line drawn

2.  Accept <4

1square grid for the point P

P2

2

7(a)

(b) 

2 x + y

w² − 2w − 4w + 8 

w² − 6w + 8 

 N1

K1

 N1 3

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8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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8(a) 

(b)

( 3 x + 1 )( x – 1 )

4( x2− 25)  or  4( x

2− 5

2)

4( x + 5)( x −

 5)

P1

P1

 N1 3

93(2) (2 8 )

4

 y

 x

   or 

2

3(4 ) 2 (2 8 )

8

 x x y

 x

   or 

6 2 8

4 x

  or 

2

12 4 16

8

 x xy

 x

 

 x

 y

4

84   or 

2

8 16

8

 xy

 x

  or 

4(1 2 )

4

 y

 x

   or 

2

8 (1 2 )

8

 x y

 x

 

1 2 y 

K1 

K1

 N1 3

10  x ≥   2

 x ≤   9

2, 3, 5, 7

K1

K1

 N1 3

11 3 P  = Qr  + 2r  

r (Q+2) = 3 P  

2

3

Q

 P r   

P1

P1

 N1 3

12(a)

(b) 

7

32

1

2

9

m    or or35m3

5

m

m 

2m

 

 N1

K1

 N1 3

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13(a) 

(b)

Age (years)

Umur (tahun)

Frequency

 Kekerapan

Age × Frequency

Umur × Kekerapan

1 10 10

2 8 16

3 7 21

4 6 24

5 9 45

Complete table

nya40

116   or  nya

40

)4524211610(    

2.9  or10

29   or 

10

92

 N1

K1

 N1 3

14

Jan Jan

Feb Feb

Mar  Mac

Apr  Apr 

May Mei

Month Bulan

Profit(RM) Keuntungan (RM)

500

1000

1500

2000

2500

3000

3500

 

All points plotted correctly

Note:  4 or 3 points plotted correctly – award P1

Straight line passes through all the5 points

Note:  Sketch or dotted line, N0

P2

 N1

3

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8/9/2019 SKEMA Matematik K1, 2 Percubaan PMR 2012 PERAK

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(b)

P   Q

R

 

8.4  0.1 cm N1

5

18(a)

(b)

(c) 

Uniform scale on the y-axis in the range – 10   y 17

All 7 points correctly plotted

Note: 6 or 5 points plotted correctly – award KIN0

Smooth curve passes through all the 7 points 

K1

K2

 N1 4

19(a)

(b) 

Q  or  PQR  or RQP

QR  or  RQ

 N1

 N12

20 Identify RT = 4

Identify PT = 15 – 4

11

 N1

K1

 N1 3

END OF SCHEME

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