Verbal Reasoning - Mental Ability Questions

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

5, 30, 155, 780, ?

Neha's is the only girl of her father and her father is the father­in­law of Pranav's brother. Pranav is Rajeev's nephew. How is Rajeev related to Neha?

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

DEC, HIG, LMK, PQO, TUS, ?

In the following question, select the missing number from the given series.
2, 5, 17, 71, ?

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

72, 65.7, ? , 53.1, 46.8

In the following question, by using which mathematical operator will the expression become correct?
18 ? 6 ? 9 ? 27

Identify the diagram that best represents the relationship among the given classes.
Country, State, City

If the digits in the number 79246358 are arranged in descending order from left to right, what will be the difference between the digits which are third from the right and second from the left in the new arrangement?