2011 Credit Maths Solutions

Now available! Paper 1 Paper 2

S4 Prelim Revision

Credit/General Prelim Revision

Similarity

New Topic: Similarity, MiA 4³ Ch3 By the end of this topic you will be able to solve problems using: ratio of sides of similar figures right-angled triangles triangles ratio of areas of similar figures ratio of surface areas of similar solids ratio of volumes of similar solids

Equations & Inequations

New Topic: Equations & Inequations, MiA 4³ Ch5 By the end of this topic you will have revised your basic algebra skills including: gathering like terms & simplifying expressions substituting values (including negative numbers) evaluating expressions multiplying out brackets (single and double) solving equations You will be able to solve: equations involving expanding double brackets [...]

Percentage Calculations

New Topic: Percentage Calculations By the end of this topic you will be able to: Calculate percentages using decimal values (e.g. 70% = 0.7) Calculate percentage increase/decrease Apply a percentage increase/decrease repeatedly Understand the terms profit/loss, appreciation/depreciation Know the difference between simple interest and compound interest Apply knowledge to solve problems in context

Areas & Volumes

New Topic: Surface Area & Volume, MiA 4³ Ch1 In this topic you will learn how to calculate the surface area and volume of prisms and composite solids.

Proportion & Variation

“If more people share my taxi with me I’ll pay less!!” New Topic: Proportion & Variation By the end of this topic you will be able to show how quantities that are related can be increased or decreased proportionally and apply this to solve problems in everyday contexts.

Alien Invasion!

Alien Invasion (Bowland Maths Rich Task) While the class is visiting the city of Manford, monstrous alien spaceships appear in the sky and drift overhead before slowly landing. The class has been separated into groups to visit various places of interest, so the first aim is to try and join up and escape on the [...]

Simultaneous Equations

New Topic: Simultaneous Equations, MiA 3³ Ch13 By the end of this topic you will be able to: • solve simultaneous equations in two unknowns (i) graphically (ii) by substitution (iii) by elimination • solve problems using simultaneous equations

Equations and Inequations

New Topic: Equations & Inequations, MiA 4² Ch6 By the end of this topic you will be able to solve equations involving variables on both sides, equations with brackets and inequalities.