not getting 3 g speed on 3g recharge

I am getting 3g speed rarely in my Vodafone connection.always speed is very slow so that it is taking long time even to open Google home page.
Details.
Plan type. Mobile internet

Data plan. RI3GV28R255D1G
I am giving the download speed test given by mobile internet speed tester below

Download: 0.04 Mbps | Upload: 0.07 Mbps | Ping: 56 ms
Date. 07-08-2014. 19:04:55