3266: The dispute regarding the election of Prime Minister and President of India can be decided by:
(a) High Court
(b) Election Tribunal
(c) Chief Election Commissioner
(d) None of the above
3267: Two trains leave New Delhi at the same time. One travels north at 60 kmph and the other travels south at 40 kmph. After how many hours will the trains be 150 km apart ?
(A) 4/3
(B) 3/2
(C) 3/4
(D) 15/2
3268: 3 digits are chosen at random from 1, 2, 3, 4, 5, 6, 7, 8 and 9 without repeating any digit. What is the probability that their product is odd?
(A) 7/48
(B) 5/108
(C) 2/3
(D) 5/42
3269: The most reactive among the halogens is
(a) fluorine
(b) chlorine
(c) bromine
(d) iodine
3270: Optical fibre works on the principle of
(a) total internal reflection
(b) refraction
(c) scattering
(d) interference