pennacool.com – Math Answer Sheet

Math Answer Sheet

1 – Numbers Revision Exercise 1. Seventy-one thousand 9. (9 × 1,000) 17. Sam 26. 92 and four 10. 8 18. 6 27. $136.00 2. 5,002,605 11. 3 19. 9 28. 143 mangoes 3. 7,000 12. 3 20. 4,316 seats 29. 380 tickets 4. 200,000 13. 2 21. $545.00 30. a) 35kg 5. 7,852 / 7,582 / 7,258 14. 4 22. Jenna - $33.00 b) 39kg 6. 34,785 15. 6 23. 60,469 7. 3,000 16. $10,150.00 24. 18 and 17 8. 3,671,000 17. Sam 25. 12,191

2 – Fractions Revision Exercise 1. 4 sixths 9. 3

8 17. 131

2m 25. $75.00

2. a) 25

b) 716

c) 713

10. $32.00 18. 16 people 26. $217.00

3. 182

11. 23

19. 18 balls 27. 9 salt prunes

4. 142

12. 15 quarters 20. 6kg 28. 480 fruits

5. 338

13. 2 2 7 2, , ,6 4 12 3

21. 12 males 29. 24km

6. 1102

14. 5 2 2 1, , ,6 3 4 3

22. 11 students 30. 48 yams

7. 7 15. 19 23. 23

8. 712

16. 9110

kg 24. 16

3 – Decimals Revision Exercise 1. 5 42

10 100 9. 6.64 17. 32g 25. 96 green pencils

2. 7.3 10. $27.30 18. 0.25 26. 8.2m 3. 27.068 11. 41 19. 8 27. 120 boys 4. 172

20 12. 42,700 20. 0.125 28. 400g

5. 61000

13. 0.86 21. 9.1 29. 14

6. 4.8 14. 377 22. 48 stamps 30. 126 plums 7. 11.1 15. 5.2, 2.5, 0.5, 0.25 23. 0.55 8. 62.604 16. 0.2967 24. 21 students

pennacool.com – Math Answer Sheet

4 – Percentage Revision Exercise 1. 1

2 9. 105 minutes 17. $1,674.00 25. $414.29

2. 225

10. 44m 18. $4.50 26. 33 minutes

3. 1200

11. $21.00 19. $3,499.20 27. 324 mangoes

4. 175% 12. 30% 20. $882.00 28. 20 packets

5. 0.46 13. 266 %3

21. $1,305.00 29. $1,092.00

6. 0.05 14. 60% 22. $8,874.00 30. $225.00 7. 0.003 15. 60% 23. $8,172.00 8. 18 16. 75% 24. 45km

5 – Metric Measurements Revision Exercise 1. (c) kilometres 9. 42 glasses 17. $362.50 24. 7.45kg 2. (d) kilograms 10. 5.1m 18. 50.15kg 25. $750.00 3. (b) millilitres 11. 0.799g 19. 0.037km, 28m, 26. 690ml 4. (c) hectares 12. 4.348m 375cm, 1,500mm 27. 4.85km 5. 6.2cm 13. 1,600g 20. 12 half kgs 28. 0.525kl

6. 0.45kl 14. 10l 21. 60 apples 29. 12

7. 32ml 15. 2.4kg 22. 2.75kg 30. 14cm 8. 5.75g 16. 6.48km 23. 5.6l

6 – Area and Perimeter Revision Exercise 1. 260m 9. $14.00 17. 18m 25. $7,020.00 2. 300m 10. 58cm 18. 8 sheets 26. 100cm2 3. 16m 11. 80cm 19. 24cm2 27. 64cm 4. 504m 12. 46m 20. 100 tiles 28. $1,080.00 5. $4,482.00 13. 256cm2 21. 400m2 29. 125cm2 6. 560 poles 14. 7.2m2 22. 56cm 30. 480cm2 7. 45m 15. 225m2 23. 162cm 8. 25cm 16. 14cm2 24. 32m2

7 – Volume Revision Exercise 1. 128cm3 9. 0.36m3 17. 25 glasses 25. 952 cubes of cheese 2. 512,00cm3 10. 4m 18. 4,500cm2 26. 18,000 litres 3. 125cm3 11. 9m2 19. 216cm3 27. 3,000cm2 4. 400cm3 12. 80m2 20. 2,500cm2 28. $10,000.00

5. 48cm3 13. 3 litres 21. 105 cubes 29. 1222

litres

6. 0.125cm3 14. 500,000cm3 22. 78 cubes 30. 40 fish 7. 64cm3 15. 30 litres 23. 500 blocks 8. 80cm3 16. 4.5 litres 24. 119,000cm3

pennacool.com – Math Answer Sheet

8 – Time Revision Exercise

1. 10:15 9. 3:15pm 17. (a) 15 minutes 24. 172

days

2. 1:25 10. 35 minutes (b) 20 minutes 25. 4:05pm 3. 25 minutes 11. 13 days 18. $52.00 26. 630 minutes

4. Ken 12. 51

12 hours 19. $1280.00 27. $36.00

5. 9 months 13. 12.5 hours 20. 8 hours 28. 3 hours 20 minutes 6. 2:30 14. 10km 21. $160.00 29. 216km 7. 1:55pm 15. 50km 22. 3 days 30. John’s maxi 8. 12:50pm 16. $30.00 23. $900.00

9 – Money Revision Exercise 1. 20 9. $35.25 17. $40.00 23. $180.00 2. 45 10. $171.00 18. Chow mein (2), 24. $398.00 3. 10 11. $37.80 Shrimp (1), Fries (3) 25. $15.50 4. 532 12. 10 19. $24.00 26. $127.20 5. $10.18 13. 20% 20. $72.00, $5.00, 5, 27. $1,000.00 6. $13.00 14. $320.00 $125.75, $14.25 28. $92.00 7. $960.00 15. $1,350.00 21. $11.56 29. $960.00 8. $8.94 16. 3 days 22. $612.00 30. $128.00

10 – Angles Revision Exercise

1. 2 9. 34

17. C, D, A, B 25. N

2. 90o 10. 12

18. South 26. 40o

3. 1 11. scalene 19. teacher’s discretion 27. SE 4. 3 turns 12. A 20. > 28. F 5. S 13. right angle 21. 3 turns 29. 315o 6. isosceles 14. a and c 22. equilateral 30. 25o 7. Right angled triangle 15. 3 23. * 8. teacher’s discretion 16. 6 turns 24. 3

*

23.

pennacool.com – Math Answer Sheet

11 – Plane Shapes, Solids and Symmetry Revision Exercise 1. trapezium 11. parallelogram 19. *, hexagon 27. cube 2. isosceles triangle 12. cuboid 20. * 28. A and D 3. kite 13. square based 21. ED 29. 4 4. triangular prism pyramid 22. BD 30. A cube has 6 square 5. cone 14. cylinder 23. CD faces whereas a cuboid 6. triangular based pyramid 15. triangular prism 24. 360o has rectangular faces. 7. C 16. * 25. trapezium 8. CF or FC 17. B and D 26. (a) trapezium 9. AD and BC 18. *, triangular prism, (b) parallelogram 10. C 5, 6 and 9 (c) equilateral triangle

*

16. 18. 19. 20.

12 – Statistics Revision Exercise 1. mode 11. 78% 21. Hockey 28. 36 2. median 12. 30 students 22. 6

25 29. 13.9

3. mean 13. 65 23. 20% 30. 84 marks 4. frequency 14. 3 students 24. A = 13 5. 23 15. 13 students B = |||| | 6. 85 16. 20% C = 16 7. 18 17. 3 D = || 8. 4 18. 2 25. 44 9. 24.5 19. 1

5 26. 80

10. 7 20. 25 children 27. 114 runs