GCSE MATHS Practice paper A Mark Scheme

this is the mark scheme for practice paper A for data handling

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
PAP
ER:
5M
B1H
_01
Pra
ctic
e
Pap
er A
Que Workin Answer Mark Note
stio g s
n
(a)
1 12x 1 B1 for 12x oe
(b) B2 for 10p + 12r
10p + 12r 2
(B1 for 10p or 12r)
2 0 5 7
B3 for all 7 missing items correct
35 20 5 60
2 (a) 3 B2 for 4, 5 or 6 missing items correct
15 5 13 33
B1 for 1, 2 or 3 missing items correct
52 25 23 100
M1 for n < 100 or m < 60 or
(b) 2
A1 for
3 (a)(i) 10 1 B1 cao
M1 for 5 ÷ 30 × 360 or 30 ÷ 5 = 6 and 360÷ 6
(a)(ii) 60 2
A1 for 60
Paper: 5MB1H 01 1
Session: Practice Paper Set A

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
M1 for n < 360 or m < 180
(b) 2
A1 for or
(a) B2 for correctly plotting 2 points tolerance ± 2 mm
4 Plotting 2 points 2
B1 for correctly plotting 1 point tolerance ± 2 mm
(b) Positive 1 B1 cao for positive
(c) B2 for answer in range 25 to 30
27 2
(B1 ft for using a reasonable line of best fit)
10 2 5 7 8 8 8 9 B3…read more

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
PA
PE
R:
5M
B1
H_
01
Qu Worki Answer Mark Notes
est ng
ion
M1 for attempt to subtract old and new readings
43 214 ­ 43 093 = 121 M1 for intent to multiply "121" by 45
6* £54.45 4
121 × 45p = 5445p A2 for £54.…read more

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
(B1 for cf curve with points plotted consistently accept
straight line segments)
M1 for using a horizontal line from 25
(c) 42 2
A1 ft from their cf curve for result of 41 - 42
M1 for using a vertical line from 45
(d) 32 2
A1 ft from their cf curve for result of 32 - 33
PAP
ER:
5M
B1H
_01
Que Workin Answer Mark Notes
stio g
n
11 (a) 1.…read more

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
[B1 for one bar correct]
[B0 for bar chart with unequal bars]
NB apply the same mark-scheme if a different frequency
density is used
, M1 for one of the calculations attempted correctly
15 10 25 A1 for one of 15, 10, 11, 14 calculated correctly
14 11 14 25 4 M1 for all calculations attempted correctly
26 24 (50) A1 for table all correct
Paper: 5MB1H 01 5
Session: Practice Paper Set A…read more

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GCSE MATHEMATICS
PRACTICE PAPER 1H (SET A) MARKSCHEME
PAP
ER:
5M
B1H
_01
Que Workin Answer Mark
stio g Notes
n
15 D 1 B1 cao
4
( × ) + ( × ) B1 for or or seen as 2nd probability
+ ( × ) M1 for ( × ) or ( × ) or ( × )
16
M1 for ( × ) + ( × ) + ( × )
=
A1 for o.e.…read more

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