P6 Math: 2 Overlapping Right-Angled Isosceles Triangles with Area Difference given

Though this question looks seemingly like a triangle question, it'd actually require the knowledge of area of squares.

Such questions are common in Paper 1 of P6 Prelim papers.
Calculator usage is not allowed.

Triangular tiles forming Square patterns


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P6 Math: Before and After Ratio made Equal at the end

This question type starts with a ratio and after both values undergo some decrease, a new ratio is given.
Both values undergo another addition and that causes both values to become the same at the end.

Such questions are common in P6 Prelim Paper 2.
Calculator usage is allowed.

Benedict and Erica has erasers in the ratio of 5:7 respectively.
After Benedict gave away 3/7 of his erasers and Erica sold some erasers,
the ratio of Benedict's to Erica's remaining erasers became 10:7.
Benedict then bought another 60 erasers and Erica bought 240 erasers.
Each have the same number of erasers at the end.

How many erasers does Erica have at first?


If the above question is easy, try to do the more challenging question below. 

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P6 Math: Composite Figure with Rectangles and Square and Triangles

A rectangle, composite figure made up of a square, 3 rectangles, has a line that splits each rectangles into 2 triangles as it goes from one corner to another corner of the composite rectangle.

Such composite figure questions are now common in Paper 1 of P6 prelim papers.
Calculator usage is not allowed.


 

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