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To factorise an equation you need to look for factors that all the elements of the equation (3x^2 and 15x) have in common. You can do this all at one or in steps, to start with you can see that both parts...

This question tests the student's knowledge on the topic of negative externalities while also inviting them to think of its application in the real world.

The buiding of a new airport is a common t...

This is a simple GCSE question which might feature at the beginning of the paper. It tests the student's attention to detail by asking to find the DIFFERENCE and not just the price that Sue paid. Also, gi...

(during this discussion I would use a diagram of the hear to point out appropriate parts) 

The Aorta is the body's largest artery, It carries oxygenated blood from the Left verntricle to the body. ...

F- frequency 

I- Intensity 

T-time 

T-type