A PSLE Solution

Unit 9 : A PSLE Challenging Problem – Bar Model Method

The question ( PSLE 14/2/2016 ) is not to be printed due to Copyright Rule. 

The following bar model gives a pictorial view of a complete solution to the PSLE problem.

The bar model shows a “baked pies” problem involving two consecutive events: The first event involves two ratio situations and the follow-up event involves a distributive property situation          .

Solution

 

 

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