‎GovernmentJobGroup(State and Central Govt.Jobs Info

Find the missing term in each of the following number series :-

(1) 7 ,12 , 22 , 37 , 57 , ? .
(2) 28 , 34 , 31 , 37 , ? , 40.
(3) 1 , 9 , 25 , 49 , 81 , ? .