r u smart enough 2 ans?

1. 1991 was a palindromic year as 2002 was ,a gap of 11 year.what are the two consecutive palindromic year after 2002? 2.wat is the next number in the series..........3,-2,8,-12,28,? 3.what are the only 5 English words that contains the vowels a,e,i,o and u in that order??