Hello there , I am studying in "Model farm high school" and the School is ranking 231
Currently i am only do 10 units and they are
ESL english - 80% - ranking 1/5 ( yeah only 5 people do it )
Physics - 80% - ranking 3/21
Chemistry - 84% - ranking 3/32
3 unit maths - 94% -...
Just to make things clear"Er" , the period is 10 , soo T = 10 . T also equals to (2 pie)/n , thus n = pie/5 . Which is what is used in that solution above