NTSE online Test

Complete the series 4,6,8,?
10
9
12
11
Find x for -: (2x 5)4= 340
40
42
50
None of These
35x35=?
1225
1325
2225
Can't be determined
Find ? 0,1,4,9,16,25,36,?
121
144
81
49
Find odd one out
A
E
I
T
U