# Jacaranda Maths Quest 11 Essential Mathematics Units 1&2 for Queensland eBookPLUS and Print

 Author(s): Barnes ISBN: 9780730367024 Pub date: December 2018 RRP: \$89.95
Jacaranda Maths Quest 11 Essential Mathematics Units 1 & 2 for Queensland Print & eBookPLUS
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The latest editions of Jacaranda Maths Quest 11 Essential Mathematics Units 1 & 2 for Queensland includes these key updates:
• A Foundational Topic on Calculations
• A Maths Skills Workbook is included in the appendix
• Important language to help frame question sets such as Simple Familiar, Complex Familiar and Complex Unfamiliar
• Problem Solving and Modelling Tasks and Units assessment tasks as per QCAA guidelines
• New chapter questions and activities aligned with Marzano and Kendall’s new taxonomy: 4 levels of cognitive process – retrieval, comprehension, analysis and knowledge
• Online Fully Worked Solutions included with every student text

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Acknowledgements xii

Unit 1 Number, Data and Graphs 1

Topic Fundamental Topic Calculations 1

1 Calculations 1

1.1 Overview 1

1.2 Number operations 2

1.3 Estimation 7

1.4 Decimal significance 10

1.5 Calculator skills 14

1.6 Approximation 18

1.7 Review: exam practice 25

Topic 1 Number 33

2 Ratios 33

2.1 Overview 33

2.2 Introduction to ratios 34

2.3 Ratios of two quantities 40

2.4 Divide into ratios 50

2.5 Scales, diagrams and maps 59

2.6 Review: exam practice 65

3 Rates 72

3.1 Overview 72

3.2 Identifying rates 73

3.3 Conversion of rates 77

3.4 Comparison of rates 81

3.5 Rates and costs 84

3.6 Review: exam practice 94

4 Percentages 101

4.1 Overview 101

4.2 Calculate percentages 102

4.3 Express as a percentage 110

4.4 Percentage decrease and increase 114

4.5 Simple interest 121

4.6 Review: exam practice 126

Topic 2 Representing data 132

5 Data classification, presentation and interpretation 132

5.1 Overview 132

5.2 Classifying data 133

5.3 Categorical data 137

5.4 Numerical data 156

5.5 Measures of central tendency and the outlier effect 170

5.6 Comparing and interpreting data 180

5.7 Review: exam practice 188

Practice Assessment 1 Problem solving and modelling task 205

Topic 3 Graphs 209

6 Reading, interpreting and using graphs 209

6.1 Overview 209

6.2 Two-way tables 210

6.3 Line graphs, conversion graphs and step graphs 215

6.4 Column graphs and picture graphs 230

6.5 Review: exam practice 240

7 Drawing and using graphs 250

7.1 Overview 250

7.2 Drawing and using line graphs 251

7.3 Drawing and using column and pie graphs 261

7.5 Graphing with technology 276

7.6 Review: exam practice 286

Practice Assessment 2 Unit 1 Examination 302

Unit 2 Money, Travel and Data 307

Topic 1 Managing money 307

8 Earning money 307

8.1 Overview 307

8.2 Wages and salaries 308

8.3 Commission, piecework and royalties 312

8.4 Taxation and deductions 316

8.5 Performing financial calculations 325

8.6 Review: exam practice 332

9 Budgeting 342

9.1 Overview 342

9.2 Household expenses 343

9.3 Purchasing, running and maintaining a vehicle 351

9.4 Budgeting 360

9.5 Review: exam practice 367

Topic 2 Time and motion 376

10 Time, distance and speed 376

10.1 Overview 376

10.2 Time 377

10.3 Interpret timetables 383

10.4 Time travel 392

10.5 Distance: scales and maps 397

10.6 Speed 403

10.7 Distance – time graphs 408

10.8 Calculations with motion 418

10.9 Review: exam practice 424

Practice Assessment 3 Problem solving and modelling task 438

Topic 3 Data collection 442

11 Data collection 442

11.1 Overview 442

11.2 Census and surveys 443

11.3 Simple survey procedures 452

11.4 Sources of bias 460

11.5 Review: exam practice 466

Practice Assessment 4 Unit 2 examination 473

Appendix Maths skills workbook 478

Key skill 1 Fractions 479

Key skill 2 Equivalent fractions 480

Key skill 3 Multiplying fractions 481

Key skill 4 Decimal numbers 483

Key skill 5 Fractions to decimals 484

Key skill 6 Percentage skills 485

Key skill 7 Percentages 486

Key skill 8 Fractions into percentages 487

Key skill 9 Ratios 488

Key skill 10 Using ratios 489

Key skill 11 Simplifying ratios 490

Project In the kitchen 491