3691: A person walks 10 km north from a point, then he moves 20 km south and subsequently he turns 20 km north. He again turns 20 km south and then moves 10 km east. How far is he from the starting point?
(a) 10 km
(b) 20 km
(c) 30 km
(d) None of the above
3692: For which one of the following snakes is the diet mainly composed of other snakes?
(a) Rattlesnake
(b) King cobra
(c) Krait
(d) Russell's viper
3693: Which of the following groups represents the correct order of four types of teeth in human beings?
(a) Incisors, premolars, molars, canines
(b) Incisors, canines, premolars, molars
(c) Molars, canines, incisors, premolars
(d) Canines, incisors, molars, premolars
3694: In the context of the history of India, consider the following pairs:
Term : Description
(1) Eripatti : Land revenue from which was set apart for the maintenance of the village tank
(2) Taniyurs : Villages donated to a single Brahmin or a group of Brahmins
(3) Ghatikas : Colleges generally attached to the temples
Which of the pairs given above is/are correctly matched?
(a) 1 and 2
(b) 3 only
(c) 2 and 3
(d) 1 and 3
3695: In how many different ways can six players be arranged in a line such that two of them, Ajit and Mukherjee, are never together?
(a) 120
(b) 240
(c) 360
(d) 480