221: 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
222: Consider the following statements regarding a No-confidence Motion in the Parliament.
1. There is no mention of a No-confidence Motion in the Constitution of India.
2. A period of six months must elapse between the introduction of one No-confidence Motion and the other.
3. At least 100 members must support a Motion of No-confidence before it is introduced in the House.
4. A motion of No-confidence can be introduced in the Lok Sabha only.
Of these statements
(a) 2 and 4 are correct
(b) 1, 2, 3 and 4 are correct
(c) 1, 2 and 3 are correct
(d) 1 and 4 are correct
223: Communist Manifesto was written by Marx and
(a) Lenin
(b) Stalin
(c) Engels
(d) Trotsky
224: The beginning of urbanisation of the Ganges from the 6th century was mainly attributed to:
(a) Fertility of soil
(b) Trade improvement
(c) Population growth
(d) None of the above
225: The Employment Guarantee Scheme, a rural work programme, was first started in
(a) West Bengal
(b) Punjab
(c) Kerala
(d) Maharashtra