u had provided answer in this question.
keeping in view your case
go for applied mathematics and physics
choose muslim law and international law(both are high-scoring nice subjects)
also go for
any one regional language if u can, like pushto,punjabi or sindhi(these languages will fetch u a basket full ov marks.... its sure
opt for journalism, mathematics and geography
all ov them are indeed easy and demand tactics (since u know the stuff being student ov maths)