I owned a tablet for a week and it became infested with a virus even though i had avg free anti virus on it, I don't do games or risky sites, can't understand how this happened, got avg on my PC and always been good?

Rose, What are the virus details?.. Have a look @ this article (https://support.avg.com/SupportArticleView?urlname=AVG-Antivirus-for-Android-Help-and-Support).
AVG Guru

Rose, What are the virus details?.. Have a look @ this article (https://support.avg.com/SupportArticleView?urlname=AVG-Antivirus-for-Android-Help-and-Support).
AVG Guru

Hi Rose,
In order to better understand what issue you are experiencing, please provide us with detailed description of that infection.
Thanks