General Mathematics Grade 12 is one of the titles in the Save Buk series specially written for the new PNG Upper Secondary courses at Grades 11 & 12.

This book gives students concise coverage of the information needed to successfully complete the Grade 11 General Mathematics course. The order of Units in the book follows the order of Units in the General Mathematics Grade 11 syllabus exactly:

Unit 12.1 Measurement

Unit 12.2 Managing Money 2

Unit 12.3 Probability and Statistics

Unit 12.4 Algebra and Graphs

Unit 12.5 Applying Geometry in Papua New Guinea Arts

The Glossary/Index at the end of the book explains the specific terminology that students need to learn for the study of Mathematics.

Unit 12.1 Patterns and Algebra                                                      

Topic 1: Scales and dimensions - perimeter and area (revision)                                                               

Topic 2: Scales and dimensions - triangles and formulae (revision)                                             

Topic 3: Scales and dimensions - area of a triangle                                                                    

Topic 4: Scales and dimensions - polygons                                                                               

Topic 5: Scales and dimensions - regular polygons                                                                                

Topic 6: Scales and dimensions - volume and total surface area (TSA)                                       

Topic 7: Scales and dimensions - similar figures and area                                                          

Topic 8: Scales and dimensions - similar solids, length, area and volume                                    

Topic 9: Scales and dimensions - total surface area (TSA) and volume of truncated solids                      

Topic 10: Scales and dimensions - modelling measurement problems                                         

Topic 11: Surveying - using pace to estimate distances                                                              

Topic 12: Surveying - offset surveys                                                                                         

Topic 13: Surveying - estimating areas with irregular boundaries                                                 

Topic 14: Surveying - surveying with obstacles                                                                                              

Unit 12.2 Managing Money 2                                                          

Topic 1: Interest and inflation - percentages and simple interest                                                              

Topic 2: Interest and inflation - interest on savings accounts                                                       

Topic 3: Interest and inflation - compound interest                                                                     

Topic 4: Interest and inflation – inflation                                                                                     

Topic 5: Consumer credit                                                                                                          

Topic 6: Investments                                                                                                                

Topic 7: Insurance                                                                                                                    

Unit 12.3 Probability and Statistics                                                                       

Topic 1: Basic probability                                                                                                                     

Topic 2: Theoretical probability and simulations                                                                         

Topic 3: Probability of one or more events, and mutually exclusive events                                  

Topic 4: Independent events and conditional probability                                                             

Topic 5: Statistics - correlation and regression (scatter diagrams)                                                           

Topic 6: Statistics - correlation analysis                                                                                     

Topic 7: Statistics – regression                                                                                                 

Topic 8: Statistics - the 3-median regression line                                                            

Topic 9: Statistics - predicting using a regression line                                                                

Unit 12.4 Algebra and Graphs                                                                    

Topic 1: Equations - linear equations and inequations                                                                            

Topic 2: Equations - choosing formulae                                                                                    

Topic 3: Linear graphs                                                                                                              

Topic 4: Graphs of linear inequations                                                                                        

Topic 5: Quadratic equations                                                                                                    

Topic 6: Graphs of quadratic functions                                                                                      

Topic 7: Cubic graphs                                                                                                              

Topic 8: Rational expressions                                                                                                   

Topic 9: Formulae                                                                                                                    

Topic 10: Hyperbolae                                                                                                               

Topic 11: Exponential and logarithmic graphs                                                                            

Unit 12.5 Applying Geometry in Papua New Guinea Arts                                                                      

Topic 1: Polyhedra                                                                                                                               

Topic 2: Tesselations                                                                                                                

Topic 3: Application of patterns and shapes in traditional arts    
                                                                       

Appendix                                                                                          

Mathematical symbols and formulae                                                                                                    

Answers