1. In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? a _ bc _ a _ bcdabc _ da _ cd _
2. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. T Q N K H E B Y V S P ? ? ?
4. In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? _ yzaa _ y _ xy _ aazy _
10. In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? efg _ _ eff _ ghhe _ eff _ gggh _ h