where can I get icse sample solved question papers of last 10 years
If you mean exaamination conducted by Indian Council of Secondary Education , New Delhi. You can get solved and unsolved both in form of printed book in Nai Sarak ,Delhi -06 . There are many publishers who publish these book. Also you can get on site of icseindia.org but only some unsolved question papers. There many other site where you can get soft coppies either free or you need to get register.
I do not write name of sites here . You please use search engine or some friends in Delhi ,they will help you.