You'll be taken to the Facebook Pages Home Page. All you have to do is click My Pages on the top right corner of the page to access the pages you've liked.
The list of the pages you've liked will be displayed, just scroll to view more.
From the Facebook Pages Home Page you'll see on the right side the pages you have in common with your friends.
Just click on the xx mutual likes link to the right of their name to view the pages you have in common.