Verbal Reasoning - Mental Ability Questions

Find the missing number from the alternatives.

Akhil is the maternal uncle of Rashmi. Rashmi is the daughter of Ramesh. How is Ramesh related to Akhil?

Introducing a girl, a boy says, "She is the daughter of my father's only brother­in­law". How is the girl related to the boy?

In the following question, select the missing number from the given series.
5, 13, 40, 104, ?

In the following question, select the missing number from the given series.
9, 18, 72, 576, ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation? 12 - 6 x 5 + 20 ÷ 4 = 31

If 9#3=6; 15#3=9; 60#4=32; then what is the value of 27#3=?

If P denotes +, Q denotes -, R denotes '÷', and S denotes X, then: 18S36R12Q6P7 = ?