ANSWERS to the Edexcel High Tier Exam! (non-calc)

[Plank]

Well, if you can remember any of it, below are the answers to the edexcel higher exam paper (the new spec) which was taken on Monday. Thanks goes to whoever posted them on some forum (link)

1 Pancakes a) 900 ml (2 marks) b) 180 g (2 marks)

2. Kaysha's job £129.60 (3 marks)

3. Stem and leaf

2 ! 3 7 8
3 ! 1 4 5 6
4 ! 1 2 4 5 5
5 ! 0 2 3

Key: 2 ! 3 means 23 (other numbers are fine) (3 marks)

4. Multiplication facts a) 1632 (1 mark) b) 16.32 (1 mark) c) 3.4 (1 mark)

5. 3D Coords a) S (1 mark) b) (2, 1, 3) (2 marks)

6. Carpet cleaner a) 3 days (2 marks) b) 4n + 6 (2 marks)

7. Surface area 96 cm^2 (4 marks)

8. Estimate 6000 (3 marks)

9. Spinner 0.4 (2 marks)

10. Algebra a) 20pq (1 mark) b) d^4 (1 mark) c) 12a - 28 (2 marks) d) 7n + 9 (2 marks) e) t^3 (1 mark) f) m^2 (1 mark)

11. Construction (2 marks)

12. Integers -2, -1, 0, 1, 2 (2 marks)

13. Fractions a) 1/4 (1 mark) b) 1 1/20 (3 marks) c) 4 1/3 = 4.33333 rec not 4.3 (1 mark)

14. Transformations a) Rotation (2 marks) b) Translation (1 mark) c) Reflection (2 marks)

15. Algebra a) 3x^2 - 5xy (2 marks) b) (x-6)(x+6) (1 mark)

16. Box Plot a) Complete it (2 marks) b) LQ = 10 (1 mark)

17. Standard Form a) 64000 (1 mark) b) 3.9 x 10^-3 (1 mark) c) 2.5 x 10^6 (1 mark)

18. Circle Theorems a) 140 Angle at centre twice angle at circumference (2 marks) b) 110 Opposite angles in a cyclic quadrilateral sum to 180 degs (2 marks)

19. Sim Equations x = 3 y= -2 (3 marks)

20. Draw quadratic curve from table of values Missing numbers were 7, -2, 2 and it makes a U shape (4 marks)

21. Probability Tree Diagram a) Missing values 0.2, 0.4, 0.4 (2 marks) b) 0.48 (3 marks) c) 0.44 (3 marks)

22. Change the subject b = (2 + 5a)/(a + 7) (4 marks)

23. Surds a) root 3 / 3 (1 mark) b) 5 + 3 root 3 (2 marks)

24. Similar solids a) 320 cm^2 (2 marks) b) 75 cm^3 (2 marks)

25. Vectors a) MB = 0.5a MN = 0.5a - 0.5c (2 marks) b) Parallel because MN = 0.5 CA (2 marks)

26. Cylinder and cone h = 6x (3 marks)

27. Graph transformations a) (4,3) (1 mark) b) (2,6) (1 mark)

28. Algebraic fraction (x+3)/(x-5) (3 marks)

[mr.parasols]

Wow.. Going through that I did better than I thought.
I got questions 23 24 28 wrong.
Only lost 9 marks out of 100. ;o

[Ailerons]

By any chance do you have the answers to the AQA version? haha

[:Edzy]

I'd need OCR LOL

[Redacted]

I need AQA

[Ailerons]

I thought the maths one was so hard! although that's probably because I thought it was only this year's topics so only revised year 11 stuff. :BangHead:

[Plank]

I can't find any others, but I found a good revision site using yahoo answer search

www.mymaths.co.uk

User: Whitbyhs
P/W: divide

[Sharpsterz]

I can't find any others, but I found a good revision site using yahoo answer search

www.mymaths.co.uk

User: Whitbyhs
P/W: divide

my school uses that mymaths site

[Judge Judy]

my school uses that mymaths site

mine does as well

[Mitch4?]

I think i missed 3-4 marks cause of silly error mistakes.
but yeah (H) fit.