Verbal Reasoning - Mental Ability Questions

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

hello, lower, error, organ, tense, ?

Pointing towards a lady in a photograph, Sushma says, "She is the mother of my grandfather's son". How is Sushma related to the lady in the picture?

If in a certain code, GREEN is written as ITGGP, then how will OINK be written as in the same code?

In a certain code language, “NOTES” is written as “141520519” and “MAKAR” is written as “13111118”. How is “LOFTS” written in that code language?

Deepak introduces Raju saying, "He is the husband of the granddaughter of the father of my father." How is Raju related to Deepak?

Find the number of squares in the following figure.

In the following question, select the odd number from the given alternatives.

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
VWX, BCD, HIJ, ?