So the biggest misconception with internet speeds are two types of measurements, bytes, and bites. Roughly, a megabit (Mb) is about an 1/8th of a megabyte (MB). So, if you have a 10Megabit per second connection (Mbps), you should be getting around 1.69Megabytes per seconds (MBps typically abbreviated as MB/s).
If you are paying for 10Mbps (megabit) and are only getting 1.69Mbps (megabit) then you will need to start troubleshooting your connection. Typically, are you running any downloads at time of testing (torrenting included), what type of connection do you have (DSL/Cable) and are the connections secure with your modem/router? Do you have squirrels in your neighborhood? They love coaxial and phone cables, its possible they...