How Usage Data Calculated greater than 5 GB

TataSky_guy

Newbie
Messages
46
Location
NA
ISP
BSNL
I am having BSNL Connection with night free usage, in BSNL they told the 5GB they charge .15
I have one doubt, if i used 6GB, how they calculate
6GB @ 6*.15 (or)
5GB @ .3 and Remaing 1GB @ .15
i.e. : 5 *.3 + 6*.15
 
5GB @ .3 and Remaing 1GB @ .15..
 

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