Welcome to our forum, I am sorry to hear you are experiencing slow speeds we will do our best to help. The line and hub test good and the area traffic is low. There have been no applications of traffic management to your connection by the way so that does not seem to be a factor Virgin Media broadband traffic management policy
The only thing I notice is at the moment all you devices seem to be wireless. Wireless is not a good medium for speed I am afraid, we have a guide here that explains more Getting the best Wireless Network Signal
The best way to measure speed is with a wired connection using www.speedtest.net leaving the default server.