5 blades with a lotion strip similar to other multi-blade razors. They're sold in 4 packs with their main selling point being that they are half the price of gillette razors while being the of similar quality with a much nicer/weightier handle.
Comparing this on the store page[1] this is a significant jump down from the $1,299 iMac in CPU, graphics and hard drive space. Seems like the Mac is taking a page from the iPhone line and selling last year's model as a cheaper option.
iOS has had the ability to share keychain items between apps from the same developer using 'keychain-access-groups' since iOS3. Google could use a single login for all their iOS apps, but they probably have a host of reasons why they do not.
Google actually came up with landmark-based directions specifically for India( http://googleblog.blogspot.com/2009/12/go-thataway-google-ma... ), but if you do not have an official address I guess one would have to settle for a nearby intersection or business.