2991: A man is waiting for a bus on routes 10, 17 and 25. The bus on route 10 comes every 10 min, bus on route 17 comes every 20 min, and bus on route 25 comes every 40 min. After the man reaches the stop, a bus just leaves the stop. What is the minimum time for which he has to wait to get a bus?

(a) 2 min

(b) 4 min

(c) 6 min

(d) 10 min
2992: Who among the following served as the Chief Economist of the International Monetary Fund ?

(a) Saumitra Chaudhuri
(b) Ashok Lahiri
(c) Raghuram Rajan
(d) Sumantra Ghoshal
2993: Among the following who was the proponent of the "Bhakti Cult" from West Bengal?

(a) Chaitanya Prabhu

(b) Ramanujacharyulu

(c) Ramanand

(d) Kabir
2994: Consider the following statements :

1. The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India.
2. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on
it.
Which of the statements given above is/are correct ?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
2995: In an atom, the order of filling up of the orbitals is governed by

(a) Aufbau principle
(b) Heisenberg's uncertainty principle
(c) Hund's rule
(d) Pauli's exclusion principle