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P3 Maths Q Model solution please? 
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Hweeps  
This type of question appeared a few times in past years' papers. Can someone provide a solution via the model drawing method ? 
Newbie
Registered: 08/29/11 




saslwp  
Most sch or teachers will teach this using the guess and check method, meaning you build a table and 
Newbie
Registered: 09/05/11 




Hweeps  
Thanks. I figure out the explanation to the answer but still don't know how to draw a model to get the answer. Was told by a school teacher that a model can be drawn to find the solution to this kind of question. Can you help?? 
Newbie
Registered: 08/29/11 




ZombieFreak  
Quote by: Hweeps This type of question appeared a few times in past years' papers. Can someone provide a solution via the model drawing method ?

Junior
Registered: 10/29/10 




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