How is N related to S?
I. Brother of N is the only grandson of S's father.
II. S has 2 children who are of different genders.
If m and n are both positive integers, then how less is n than m?
I. m + n =20
II. m = n2
Will n be an integer?
I. 3n is an odd number.
II. 2n is an even number.
It is 9 p.m., when can Himanshu get next bus for A from B ?
I. Buses for A leave after every 30 minutes, till 10 p.m.
II. Fifteen minutes ago, one bus has left for A.