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| New Elementary Math Workbook 1 |
| Chapter 1 |
ed. | |||
| 10.(b) | Find the sum of the prime factors. Answer is 40 | 1999 | ||
| 11.(b) | What is the greatest prime factor of 1584? | 1999 | ||
| 14.(d) | The largest prime number less tian 250 is 241. | 1999 | 2005 | |
| 16.(b) | 29 x 5 x 3 | 1999 | ||
| Chapter 2 | ||||
| 3, 16 |
Involve negative numbers. Do after ch. 4. |
1999 | 2005 | |
| Chapter 3 |
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| 10. |
63/160 |
1999 | ||
| Chapter 4 |
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| 19.(a) | Inappropriate - negative indices haven't been taught yet. | 1999 | 2005 | |
| 19.(c) |
Inappropriate - negative indices haven't been taught yet. |
1999 | ||
| Test Paper 2 | ||||
| 1.(a) | Change 83 x 10-1 g to 0.83 g. | 1999 | 2005 | |
| Test Paper 3 |
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| 3.(d) |
Inappropriate - factorization of quadratic equations hasn't been taught yet. |
1999 | ||
| Chapter 7 | ||||
| 34. | It takes them 3 h 36 min to make 150 cookies together. |
1999 | 2005 | |
| Chapter 9 |
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| 1.(c) |
17o |
1999 | ||
| 4. |
Inadequate information provided. |
1999 | ||
| Chapter 10 |
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| 1.(b) | The triangle should be isosceles. Ignore the double lines on the bottom side. | 1999 | ||
| 1.(c) | Poor problem since answer is repeating decimal. Answer is 12 6/7 | 1999 | 2005 | |
| 2 |
Diagram is not possible. Answer does not make sense. Omit. |
1999 | ||
| Chapter 12 |
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| 21.(a) |
3.46 m2 |
1999 | ||
| 21.(b) | 10.39 m2 | 1999 | ||
| Test Paper 6 | ||||
| 3.(a) |
Innapropriate - need Pythagoras' Theorem to find perimeter. |
1999 | 2005 | |
| Chapter 14 | ||||
| 16.(b) | Inappropriate - requires trigonometric functions | 1999 | 2005 | |
