Transcript Document

2005 General level
Paper 1
1
2
3
4
5
6
7
8
9
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SQA Marking Instructions
2005 General level
Paper 2
1
2
3
4
5
6
7
8
9
10
11
12
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SQA Marking Instructions
2005 General level
Paper1 Q1
(a)
1 1 8
12 1
209.3 0
- 175.48
33 .8 2
(b)
5 6 . 7 x 90
567 x 9
567
x 6 69
5103
(d)
(c)
.3
046
3 4 2
7 324.1
14
x 13
42
14
1
4 56
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SQA Marking Instructions
2005 General level
Paper1 Q2
Difference between 12o and -50o :
o
o
12 - -50
o
o
12 + 50
o
62
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SQA Marking Instructions
2005 General level
Paper1 Q3
(a)
(b)
Shape 1
Shape 2
Shape 3
Shape 4
Shape number (s)
1
2
3
4
5
6
13
Number of matches (m)
5
9
13
17
21
25
53
(c)
+4
(d)
+4
+4
Number of matches = Shape number x 4
m = 4s +1
61 = 4s +1
60 = 4s
s = 15
+4
+ 1
13 x 4 +1
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Shape 15
SQA Marking Instructions
2005 General level
Paper1 Q4
(a)
20 000 x 2800
=
56000000
000 000
£ 56
(b)
56 000 000
= 5 6 x 10
7
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SQA Marking Instructions
2005 General level
Paper1 Q5
(a)
y
A’
A
A(7,5)
B(5,-1)
C(-1,-3)
5
D’
-5
D
5
0
B’
B
C’
C
-5
(b)
Diagonals of
rhombus bisect at
right angles
D(1,3)
x
(c)
Reflect in y – axis.
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SQA Marking Instructions
2005 General level
Paper1 Q6
20
lb/sq in
kg/sq cm 1.41
22
24
26
28
30
32
34
1.55
1.69
1.83
1.97
2.11
2.25
2.39
29 lb/sq in
1.97  2.11
Halfway between 1.97 & 2.11 ;
2

4.08
2
 2.04 kg/sq cm
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SQA Marking Instructions
2005 General level
Paper1 Q7
(a)
6 1
1.77
- 1.38
0 .3 9
£ 0.39 or 39p
Total ;
1.56
One cheese roll ; 4 bottles of water ; 3 cheese rolls ;
+ 2.97
1 1
0 12 1
1.38 0.39 0.99 £ 4 .5 3
- 0.39 x 34 x 23
0.9 9 1.56 2.97
(b)
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SQA Marking Instructions
Paper1 Q8
2005 General level
profit
 100
% profit 
cost price
0.40

 100
1.60
1
 100  0.25 100
4
 25%
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SQA Marking Instructions
2005 General level
Paper1 Q9
Q
P
PR is a diagonal
T
45o
Triangle RST is equilateral
U
= 30o
Angle USP = 90 - 60
Angle SUP = 180 – 30 - 45
30o
S
60o
R
= 105o
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SQA Marking Instructions
2005 General level
Paper2 Q1
(a)
2321
0000
=
0000
0651
=
hrs
min
39
61
7
51
1
30
7 hours 30 minutes
(b)
List ;
• D
• S
• T
=
=
=
644 km
?
7 hrs 30 mins
S=D/T
= 7.5 hrs
=
644  7.5
= 85.8666666
D
= 85.9 km/h
S T
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SQA Marking Instructions
2005 General level
Paper2 Q2
(a)
Maths test marks
1
7 1
1
1 7
2
2
0 5 5 5 5 6 6 8 9
3
5 5 9 6 0 5 5 8 6
1 2 2 3 5 2
3
1 2 2 2 3 5
4
3 2 1
4
1 2 3
ordered
n = 20
(b)
1 7 means
17 marks
Mode = 25 marks
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SQA Marking Instructions
2005 General level
Paper2 Q3
(a)
1
1
33 % 
3
3
He pays
(b)
Discount =
=
£834 - £278
1
of £834
3
£ 278
= £ 556
HP price = Deposit + Instalments
=
55
+
23.33 x 24
=
55
+
559.92
= £ 614.92
The Big Computer shop is cheaper.
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SQA Marking Instructions
2005 General level
Paper2 Q4
5m
13 m
7m
B
7m
8m
Calculate the length of AB
According to Pythagoras:
A
AB2 = 72 + 52
= 49 + 25
= 74
AB =
74
= 8.6 m
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SQA Marking Instructions
2005 General level
Paper2 Q5
(a)
(b)
5  3(2 x  5)
 5  6 x  15
 6 x  10
3 x  5  13


3x  18
x6
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SQA Marking Instructions
2005 General level
Paper2 Q6
Inter : Athletic : United : Red Star
9
:
Total = 18
6
:
3
United get
or
:
0
3 of £900 000
18
1
of £900 000
6
= £ 150 000
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SQA Marking Instructions
2005 General level
Paper2 Q7
ScoPower Electricity
Ms I McGregor
8 Birch Grove
Pineford
Account no:
050621743X
Statement Date:
20 April 2005
From:
21 Feb 2005
To:
18 Apr 2005
Present reading
Previous reading
Details of charges
006890
006487
£
Box A
403
units at 7.567p per unit
Standing Charge
.
30.50
9.21
Sub Total
39.71
.
0.05 x 39.71 VAT @ 5%
1.99
.
Total Charge
41.70
.
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SQA Marking Instructions
2005 General level
Paper2 Q8
Percentage
15%
1%
100%
Income
£ 750 000
750000
15
= £ 50 000
50000 100
= £ 5 000 000
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SQA Marking Instructions
2005 General level
Paper2 Q9
Distance on one tank of petrol =
13  60  780 km
0 km
780 km
1280 km
He only needs to refuel once.
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SQA Marking Instructions
2005 General level
Paper2 Q10
(a)
Volume of a cube 
l
Stock
3
1.5 cm
 (1.5)
3
 3.375 cm
3
Stock Stock Stock Stock
Stock Stock Stock Stock
Stock Stock Stock Stock
Stock Stock Stock Stock
(b)
Stock Stock Stock Stock
Stock Stock Stock Stock
So
9 cm
Stock Stock Stock Stock
Stock Stock Stock Stock
Number of stock cubes = 4 x 2 x 6
Stock Stock Stock Stock
Stock Stock Stock Stock
= 48
Stock Stock Stock Stock
Stock Stock Stock Stock
6 cm
3 cm
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SQA Marking Instructions
2005 General level
Paper2 Q11
tan
A
35 cm
C
B
cm
Ye90Olde
Shoppe
SOHCAHTOA
90 cm
xo
O
=
A
35

90
= 0.389
xo = tan –1 (0.389)
= 21.3 o
O
T A
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SQA Marking Instructions
2005 General level
Paper2 Q12
C d
Fan belt
30 cm
8 cm
Length of fan belt =
 d  length  2
 3.14  8  30  2
 25.12  60
 85.12cm
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SQA Marking Instructions