How much fees is charged for 10 bat from tipping banner?

Briefly describe your issue:
My friend tipped me 10 BAT but but I only received around 6.5 BAT in my publisher account I’m aware that brave charges 5% processing fees but 3.5 BAT is not 5%.

What Operating System and Brave version are you using (Menu --> About Brave)?
The tip was made from an andriod device.

Is your browser wallet currently verified? (yes/no)
No

What date did you verify your wallet?
NA

Have you been able to successfully receive payments in the past?
Yes

Are you using a VPN? (yes/no)
No

Are you in a supported region ?
Yes (India)

Does your device pass the SafteyNet check (Android only)?
Yes

Have you manually turned off Auto-contribute on all of your devices linked to Uphold??
Yes