Kindly help explain diff charges in trading

#1
I trade with indiabulls
I understand the following in the contract note:
1. they have a broc charges diif for daytrade/fno and for deliverey say x% and y% respectively.
2. they take 12.24% as service tax on broc charge as calculated in step 1
3. they take stt @ .125% for delivery and one side for day trade/fno.
but I do not understand how they calculate:
a. stamp duty and total transaction charges, can anybody help me please?
 

Similar threads