Maths Exam Answers (100% Correct)

Paper 1

41334 33242 14334

16. 2.25 litres / 2 1/4 litres
17. 81cm2
18. 54
19. 7.506
20. 500
21. 430g
22. 60%
23. 100°
24. 30°
25. 6085cm3
26. $18
27. 2.02m
28. Symmetrical, shade 2 only
29. a) 9:31 b) 4 (150+160+130+180= 620, 180 : 620 = 9 : 31)
30. Draw rhombus, angle XYZ = 60°, each side 7cm

Paper 2:

1. 50
2. $50
3. 70
4. 50%
5. 131°
6. 49 (42x39=1638, 1638-1050=588, 39-27=12, 588/12 = 49)
7. a) 160 b) 1:7
8. $85.60
9. 71°
10. 117cm2 (1/2 x 13 x 18 = 117)
11. 950
(2800-500=2300, 2300/2=1150, 1150+500=1650, 1650-600=1050, 1050x2=2100, 2100-1150=950)

12.
a) 418 (64x2=128, 563-128=435, 435/3=145, 145x2=290, 290+128=418)
b) 145 (563-418=145)

13. a) $6000 b) $5000
14. 18.8 litres
15. a) 8 b) 40
16. 600
17. 34%
18. 62