Some equations are solved on the basis of a certain system. Find out the correct answer for the unsolved equation on that basis.
If 8 + 8 = 72, 5+5 = 30 and 7+7=56, what is 6+6 =?

3, 7, 6, 5, 9, 3, 12, 1, 15, ?

Find out the related number to complete the equation. If 175 = 42 and 325 = 16, 485 is equivalent to what?

Pointing to Ramesh, Radha said, “His father is the only son of my grandfather”. How is Radha Related to Ramesh?

Select the option that is related to the third term in the same way as the second term is related to the first term.
SHOW : OWHS :: FOUL : ?

Direction: Answer the following question based on the given information.
(I) P, Q, R, S, T & U are travelling in a bus.
(II) Two of them are journalists, two are engineers, one is an editor & one is a writer.
(III) The editor P is married to a writer S.
(iv) A writer is a married to Q. Q is in the same profession as U.
(v) P, R, Q, S are two married couples & none of them has the same profession.
(VI) U is a brother of R. 

Which of the following pairs shows the husband?

Directions: In each of the following questions, find out which of the letter series follows the given rule.
Number of letters skipped between adjacent letters in a series increases by one . 

Taj Mahal: Agra