Skema Jawapan Matematik Percubaan Selaras Perak 2010
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Transcript of Skema Jawapan Matematik Percubaan Selaras Perak 2010
SULIT
JABATAN PELAJARAN PERAK
PEPERIKSAAN PERCUBAAN PMR TAHUN 2010MATHEMATICS 50September2010
MATHEMATICS
PERATURAN PEMARKAHAN
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
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
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
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
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
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
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
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