GCSE grade boundaries?

Question

I know that the grade boundaries vary from year to year, but what is the general thing to expect? For example, in English, what would an A*, an A, a B and a C be?

Answer 1

around 80% ---A*

70% --- A

60% --- B

50% --- C

and so on :)

Answer 2

for the edexcel,

eng lit it's 90%

Science 85%

Maths 84%

History 75%

Foreign Lang 80%

Econ 81%

Music 81%

for A*s