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              |  Expressing ratios  |   | 
|  Simplifying ratios I  |   | 
|  Simplifying ratios II  |   | 
|  Simplifying ratios III  |   | 
|  Identify equivalent ratios  |   | 
|  Equivalent ratios: word problems  |   | 
|  Do the ratios form a proportion?  |   | 
|  Finding quantities using ratios  |   | 
|  Finding quantities using ratios: word problems  |   | 
|  Sharing using ratios  |   | 
|  Sharing using ratios: word problems  |   | 
|  Rates  |   | 
|  Speed, distance and time I  |   | 
|  Speed, distance and time II  |   | 
|  Speed, distance and time III  |   | 
|  Scale diagrams  |   | 
|  Solve proportions  |   | 
|  Solve direct proportions: word problems  |   | 
|  Solve inverse proportions: word problems  |   |