A family has 6 members P, Q, R , S , T and U. Q is the son of R, but R is not the mother of Q. P and R are a married couple. T is the brother of R. S is the daughter of P. U is the sister of Q.

Who is the son of P ?

A family has 6 members P, Q, R , S , T and U. Q is the son of R, but R is not the mother of Q. P and R are a married couple. T is the brother of R. S is the daughter of P. U is the sister of Q.

What is the ratio of Males to Females in this family?

Find the missing term of sequence.
AB, BA, ABC, CBA, ABCD, ____

. ____, 9, 25, 49, 121, 169

How many such pairs of letters are there in the word MEDIOCRE each of which has as many letters between them in the English alphabet series? 

In a class of thirty-eight students, Z is 13th from the left end and X is 2th to the right of Z and P is 1th to the left of X then how many students are to the right of X and what is the position of P from the right end? 

The position of how many digits in the number 6147982 will remain same after the digits within the number are arranged in descending order? 

Ram was twelve times as old as his son twenty years ago. Now he is twice as old as his son. What are the present ages of the son and Ram?