GCSE Mathematics Linear 1 4370-05

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WJEC 2014 Online Exam Review GCSE Mathematics 1 4370-05 All Candidates' performance across questions

Question Title 1 2 3 4 5 6 7 8 9 10 11 12a 12b 13a 13b 13c 14 15 16 17 18 19

N 12186 12213 11559 11803 11906 12140 11789 10981 12099 9620 11163 10878 11085 10935 11210 10638 11748 10259 11413 10330 11805 11685

Mean 3.7 4.8 0.4 2.4 1.7 7.3 1.3 0.8 3.8 0.6 2.6 1.5 0 0.4 0.7 0.3 1.2 0.6 1.6 1.6 0.9 0.5

SD 1.8 1.1 0.8 1.5 1.5 2.5 1.3 0.9 2.1 1.3 2.1 1.6 0.2 0.6 0.5 0.6 1.3 0.9 1.7 2 1.5 1.2

Max Mark 7 6 4 4 4 10 3 3 8 5 5 4 2 2 1 2 5 3 7 5 6 4

FF 52.6 80.1 11.2 60.8 43.6 73.1 43.2 26.7 47 12.3 51.3 37.1 2.3 17.7 66.1 14 24.5 20.5 23 32.9 15.8 12.2

Attempt % 99.7 100 94.6 96.6 97.5 99.4 96.5 89.9 99 78.7 91.4 89 90.7 89.5 91.8 87.1 96.2 84 93.4 84.5 96.6 95.6

Question

GCSE Mathematics 1 4370-05 19 18 17 16 15 14 13c 13b 13a 12b 12a 11 10 9 8 7 6 5 4 3 2 1

12.2 15.8

23 20.5 24.5

2.3

14 17.7

12.3

32.9 66.1 37.1

26.7

43.2 43.6

11.2 0

10

51.3 47 60.8

73.1 80.1

52.6 20

30

40

50

60

Facility Factor %

70

80

90

100

5

9

13a 13c

8 Examiner only

5. The pie charts show the proportion of boys to girls in class A and class B.

Boys

Boys

Girls

Girls

Class A

Class B



There are more pupils in class B than in class A.



There are 4 boys in class A.



There are 1 1 times as many girls in class B than in class A.



How many boys are there in class B?

2

[4]

















© WJEC CBAC Ltd.

(4370-05)

Question 5

Question 5

Question 5

Question 5

12 Examiner only

9. Amelia regularly buys bird food to place on her bird table.

(a) The winter mix bird food contains buckwheat, millet and sunflower seeds. For every 2 g of buckwheat there are 3 g of millet and 5 g of sunflower seeds. How much millet is there in an 850 g bag of winter mix bird food?

[2]













(b) You will be assessed on the quality of your written communication in this part of the question.

The summer mix bird food is sold in different sized bags. The sizes of the bags and the prices are shown below. Size

Price

250 g

49p

300 g

54p

4 kg

£7.60

Amelia bought exactly 5 kg of the summer mix bird food. She found the cheapest option for buying the bird food. How much did Amelia pay for the bird food? You must show how many bags of each size Amelia bought. You must show all your working.

© WJEC CBAC Ltd.

(4370-05)

[6]

Question 9b

Question 9b

Question 9b

Question 9b

Question 9b

Question 9b

17 13.

Examiner only

(a) The diagram shows a semicircle joined to a square.

8 cm Diagram not drawn to scale Calculate the total area of the shaded shape, leaving your answer in terms of π. [2]

© WJEC CBAC Ltd.

(4370-05)

Turn over.

Question 13a

Question 13a

Question 13a

Question 13a

17 Examiner only

13.

8 (c) Evaluate 4·5 × 10 , giving your answer in standard form. 12 9 × 10

© WJEC CBAC Ltd.

(4370-05)

[2]

Turn over.

Question 13 c

Question 13 c

Question 13c

Question 13c