mental ability

12 28 64 140
37 (P) (Q) (R) (S) (R)
Which number will come in place of (T) ?
Sol.
12 28 64 140

2+4
2+8
2+12 12 28 64 140
37 (P) (Q) (R) (S) (R)
Which number will come in place of (T) ?
Sol.
12 28 64 140

2+4
2+8
2+12