2151: 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
2152: A London branch of the All-India Muslim League was established in 1908 under the presidency of
(a) Agha Khan
(b) Ameer Ali
(c) Liaquat Ali Khan
(d) M.A. Jinnah
2153: What is the common feature in insects like ant and cockroach?
(a) They bite and chew their food
(b) They live in temperate climate conditions
(c) They have cutting and sucking type of mouth parts
(d) They are social insects
2154: In Indian history, who was Abdul Hamid Lahori?
(a) An important military commander during Akbar's reign
(b) An official historian of the reign of ShahJahan
(c) An important noble and confidant of Aurangzeb
(d) A chronicler and poet during the reign of Muhammad Shah
2155: Which one of the following soil types of India is rendered infertile by the presence of excess iron ?
(a) Desert sand
(b) Alluvial
(c) Podzolic
(d) Lateritic