I do this stuff for a living, so if you send me your floorplan as an image or PDF, I have all the software/tools to run a predictive analysis of how many AP's you'll need to reach those data rates. It will also show where to put them.Ron,
You might also check with a local structured electronics installer -- possibly posing as a custom theater installer -- to have a proposal for a hardware lan installation. You might (should) get better insights than the Verizon installer.