Series

140 68 36 16 10 3 THEN
284 (A) (B) (C) (D) (E)

which number will come in place of (C)?

1) 50
2)34
3)64
4)52
5)none of these

 

sol>

(284/2)-2=140,(140/2)+2=72,(72/2)-2=34 ans