1. Worle Mathematics Department Year 9 End of Year Exam Revision Guide Sets 2, 3 & 4

2. Worle Mathematics Department 1. Calculator work

3. Worle Mathematics Department 2. Angles 152° What is the value of angle ACB? x° C B A

4. Worle Mathematics Department 3. Averages Class Marks11121314 Frequency1432 B. Work out the mean mark? 5892341122 A.Work out the median, mode, mean and range.

5. Worle Mathematics Department 4. Solving Equations Five friends play a game, here is some information; 1.Harry scores 10 points 2.Sally scores 5 more than Harry 3.Mark scores double Bridget 4.Bridget scores 9 less than Sally 5.The total score is 50 6.How many points does Daniel score?

6. Worle Mathematics Department 5. Simplifying Ratio Simplify the following ratios; A.6: 12 B.28:32 C.15:45 D.120:48 E.3 ¼ hours:45 minutes

7. Worle Mathematics Department 6. Proportion A box of eggs holds 12 eggs. The box and the eggs together weighs 288grams altogether The box weighs 24grams How much does each egg weigh (assuming they are the same weight)

8. Worle Mathematics Department 7. Solving Equations

9. Worle Mathematics Department 8. Problem Solving A.I think of a number I multiply the number by 2 then I add 10. What was my number if I end up with 34? B.I think of a number, ¼ of my number is 20. What is my number? C.I think of a number, 1/3 of my number is 6, what is 2 times my number?

10. Worle Mathematics Department 9. Best Value Shop 1 Box of 4 cakes are £2.80 Shop 2 Box of 6 cakes are £4.32 I want to buy 10 cakes, which shop is the would you buy from? Shop 1 then offers 20% off and Shop 2 offers 3 boxes for the price of one. Does this change your decision?

11. Worle Mathematics Department 10. Area 6 cm 9 cm 10 cm

12. Worle Mathematics Department 11. Ratio A.Divide £20 in the ratio 2:3 B.2. Split £45 in the ratio 1:2 C.3. Split £60 in the ration 2:3:5

13. Worle Mathematics Department 12. Percentage Increase/Decrease A.How much will you pay if a £200 laptop is discounted by 20% B.A DVD costs £12, the Blue Ray costs 9% more, how much is the Blue Ray

14. Worle Mathematics Department 13. Scatter Graphs A.If a student achieves 70 in maths, what science grade might you predict? B.If a student achieves 58 in science what grade might they get in maths?

15. Worle Mathematics Department 14. Estimation

16. Worle Mathematics Department 15. Two way tables 100 people were surveyed and results show in above table. Complete the two-way table a)How many men watched Eastenders? b)How many people did not watch Top Gear? c)What is the probability that a person, chosen at random, is a woman who watches Mythbusters? (Give in simplest form) EastendersCoronation Street Top GearMythbustersTOTAL Men361052 Women1823 TOTALS2041100

17. Worle Mathematics Department 16. Probability

18. Worle Mathematics Department 17. Enlargement – Scale factor of 3 from the centre of enlargement P P

19. Worle Mathematics Department 18. Scale Factors A.Given a scale factor of 1:12500, what is the real distance represented by a distance of 3.2cm? B.Given a scale factor of 1:50000, what is the distance on the map if the distance between two cities in real life is 5km?

20. Worle Mathematics Department 19. Work out

21. Worle Mathematics Department 20. Distance time graphs A.How long in total did this person stop for after starting their journey? B.Which time was this person travelling the fastest, how fast were they going?

22. Worle Mathematics Department 21. Comparing Shapes A.These two shapes share the same area, can you work out the width of the rectangle? 4cm ? cm 6 cm 4cm 10cm 5.71cm D cm B. These two shapes share the same perimeter/circumference, can you work out the diameter of the circle? Assume Pi=3.142

23. Worle Mathematics Department 22. Substitution/Expand & Factorise

24. Worle Mathematics Department 23. Congruent Shapes What does congruent mean? Label second shape to show they are congruent. A 8cm 60° ? cm This shape is congruent to the A, what is the missing angle?

25. Worle Mathematics Department 24. Inverse Proportion A.If it takes 8 people 2 hours to pick a field, how long will it take if you have 32 people? B.How many people will you need to pick the field in 4 hours?

26. Worle Mathematics Department QuestionAnswer 10.323810306, 0.3 262 3AMode = 2, Median = 2.5, Mean = 3.5, Range = 8 3BMean = 12.6 47 5A1:2 5B7:8 5C1:3 5D5:2 5E13:3 622g QuestionAnswer 7A) x=5 B) x=10 C) x=3 D) x=2 8A) 12 b) 80 c)36 9a) Shop 1 b) Yes 1072 cm 2 11A)£8 and £12 B)£15 and £45 C)£12, £18 and £30 12A)£160 B)£10.92 13a)72 – 74 b)48 – 50 14A)5360000 B)0.0046 C)2.5

27. Worle Mathematics Department QuestionAnswer 15a) 2 b) 59 c) 1/50 16a)10/13 b)6 18a)400m b)10cm 19a)Look them up b)8 20a)2hours 15 minutes b)20 km/h 21a)3cm b)10cm 22a)46 b)1 2330° 24a)30 mins b)16 people